You can read about setting up applications for displaying in trades here. To display trades of a single application, select it from the list:

Mosaic M1911A1
x1
H1Z1: King of the Kill
Mosaic M1911A1
Type: Common M1911A1 Skin
This will apply an alternate appearance to a M1911A1 pistol in your inventory.
Anodized AR-15
H1Z1: King of the Kill
x0
Anodized AR-15
Type: Ultra-Rare AR-15 Skin
Gorilla Warpaint Mask
x1
H1Z1: King of the Kill
Gorilla Warpaint Mask
Type: Standard Motorcycle Helmet Skin
This will apply an alternate appearance to a Motorcycle Helmet item in your inventory.
Evil Clown Glasses
H1Z1: King of the Kill
x0
Evil Clown Glasses
Type: Ultra-Rare Eyes Skin
2017 Invitational Crate
x1
H1Z1: King of the Kill
2017 Invitational Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
Brown Cowboy Hat
H1Z1: King of the Kill
x0
Brown Cowboy Hat
Type: Common Hat Skin
H1Z1: King of the Kill Items
H1Z1: King of the Kill
x1
H1Z1: King of the Kill
H1Z1: King of the Kill Items
Chiller Dance
H1Z1: King of the Kill
x0
Chiller Dance
Type: Emote
Frostbite AR-15
H1Z1: King of the Kill
x0
Frostbite AR-15
Type: Skin
Frankenswine Mask
H1Z1: King of the Kill
x0
Frankenswine Mask
Type: Skin
Skin: Anodized AR15
H1Z1: King of the Kill
x0
Skin: Anodized AR15
Type: Skin
Skin: All American Fingerless Gloves
H1Z1: King of the Kill
x0
Skin: All American Fingerless Gloves
Type: Skin
Skin: /r/H1Z1 Shirt
H1Z1: King of the Kill
x0
Skin: /r/H1Z1 Shirt
Type: Skin
SeaNanners Hockey Mask
H1Z1: King of the Kill
x0
SeaNanners Hockey Mask
Type: Skin
Infernal 12GA Pump Shotgun
H1Z1: King of the Kill
x0
Infernal 12GA Pump Shotgun
Type: Skin
Holiday Hoodie
H1Z1: King of the Kill
x0
Holiday Hoodie
Type: Skin
Manpons T-Shirt
H1Z1: King of the Kill
x0
Manpons T-Shirt
Type: Skin
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
EZW Crate
x1
H1Z1: King of the Kill
EZW Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
/r/H1Z1 Shirt
H1Z1: King of the Kill
x0
/r/H1Z1 Shirt
Type: Common Chest Skin
Agile Tiger Luchador Mask
H1Z1: King of the Kill
x0
Agile Tiger Luchador Mask
Type: Rare Face Skin
Four Alarm Respirator
x1
H1Z1: King of the Kill
Four Alarm Respirator
Type: Uncommon Face Skin
This will apply an alternate appearance to a Face item in your inventory.
Eagle Hockey Mask
x1
H1Z1: King of the Kill
Eagle Hockey Mask
Type: Common Face Skin
This will apply an alternate appearance to an item in your inventory.
Black Canvas Outback Hat
x1
H1Z1: King of the Kill
Black Canvas Outback Hat
Type: Standard Hat Skin
This will apply an alternate appearance to an item in your inventory.
Skull Hoodie
x1
H1Z1: King of the Kill
Skull Hoodie
Type: Common Chest Skin
This will apply an alternate appearance to an item in your inventory.
Green Camo Armor
x1
H1Z1: King of the Kill
Green Camo Armor
Type: Common Body Armor Skin
This will apply an alternate appearance to an item in your inventory. Right click and select "Apply". Valid items for change will be highlighted.

Obtained from: Wasteland Crate
Skull Leggings
x1
H1Z1: King of the Kill
Skull Leggings
Type: Common Legs Skin
This will apply an alternate appearance to a Legs item in your inventory.
Scavenger Tactical Jacket
x1
H1Z1: King of the Kill
Scavenger Tactical Jacket
Type: Common Chest Skin
This will apply an alternate appearance to a Chest item in your inventory.
Bandit Athletic Boots
x1
H1Z1: King of the Kill
Bandit Athletic Boots
Type: Common Fast Footwear Skin
This will apply an alternate appearance to a Fast Footwear item in your inventory.
Gold Padded Pants
x1
H1Z1: King of the Kill
Gold Padded Pants
Type: Common Legs Skin
This will apply an alternate appearance to an item in your inventory. Right click and select "Apply". Valid items for change will be highlighted.

Obtained from: Wasteland Crate
Nemesis Crate
x1
H1Z1: King of the Kill
Nemesis Crate
Type: Standard Crate
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
Airdrop Ticket
H1Z1: King of the Kill
x0
Airdrop Ticket
Type: Ticket
Tech Combat Boots
x1
H1Z1: King of the Kill
Tech Combat Boots
Type: Common Sturdy Footwear Skin
This will apply an alternate appearance to a Sturdy Footwear item in your inventory.
Obtained from: Ronin Crate
Skull Hoodie
x1
H1Z1: King of the Kill
Skull Hoodie
Type: Common Chest Skin
This will apply an alternate appearance to an item in your inventory.
Skull Graphic T-Shirt
x1
H1Z1: King of the Kill
Skull Graphic T-Shirt
Type: Standard Chest Skin
This will apply an alternate appearance to an item in your inventory.
Neko-chan Conveys
x1
H1Z1: King of the Kill
Neko-chan Conveys
Type: Common Fast Footwear Skin
This will apply an alternate appearance to a Fast Footwear item in your inventory.
Obtained from: Ronin Crate
Heavy Assault Polo Shirt
H1Z1: King of the Kill
x0
Heavy Assault Polo Shirt
Type: Common Chest Skin
Heavy Assault Military Pants
H1Z1: King of the Kill
x0
Heavy Assault Military Pants
Type: Uncommon Legs Skin
Xenomorph AR-15
x1
H1Z1: King of the Kill
Xenomorph AR-15
Type: Ultra-Rare AR-15 Skin
Game over, man. Game over!
Rainbow Swirl AK-47
x1
H1Z1: King of the Kill
Rainbow Swirl AK-47
Type: Ultra-Rare AK-47 Skin
Swirl til you hurl.
Predator AR-15
x1
H1Z1: King of the Kill
Predator AR-15
Type: Ultra-Rare AR-15 Skin
If it bleeds, you can kill it.
Chiller Dance
x1
H1Z1: King of the Kill
Chiller Dance
Type: Rare Emote
This special emote can be assigned to a specific keypress in the Character>Appearance>Emotes menu.
Flamehopper Makeshift Armor
x1
H1Z1: King of the Kill
Flamehopper Makeshift Armor
Type: Rare Makeshift Armor Skin
This will apply an alternate appearance to a Makeshift Armor item in your inventory.
inboxes AR-15
H1Z1: King of the Kill
x0
inboxes AR-15
Type: Ultra-Rare AR-15 Skin
Hazard Makeshift Armor
x1
H1Z1: King of the Kill
Hazard Makeshift Armor
Type: Common Makeshift Armor Skin
This will apply an alternate appearance to a Makeshift Armor item in your inventory.
I AM WILDCAT Military Backpack
x1
H1Z1: King of the Kill
I AM WILDCAT Military Backpack
Type: Common Military Backpack Skin
This will apply an alternate appearance to a Military Backpack item in your inventory.
Brain Bucket
x1
H1Z1: King of the Kill
Brain Bucket
Type: Uncommon Tactical Helmet Skin
This will apply an alternate appearance to a Tactical Helmet item in your inventory.
EZW Armored Championship Belt
x1
H1Z1: King of the Kill
EZW Armored Championship Belt
Type: Rare Body Armor Skin
This will apply an alternate appearance to an item in your inventory. Right click and select "Apply". Valid items for change will be highlighted.

Obtained from: EZW Crate
Stormcloud Leggings
x1
H1Z1: King of the Kill
Stormcloud Leggings
Type: Standard Legs Skin
This will apply an alternate appearance to an item in your inventory.
Ninja's Shirt
x1
H1Z1: King of the Kill
Ninja's Shirt
Type: Common Chest Skin
This will apply an alternate appearance to an item in your inventory.
Rainbow Unicorn Mask
x1
H1Z1: King of the Kill
Rainbow Unicorn Mask
Type: Ultra-Rare Motorcycle Helmet Skin
Perfect for trips to Candy Mountain.
Neko-chan Conveys
x1
H1Z1: King of the Kill
Neko-chan Conveys
Type: Common Fast Footwear Skin
This will apply an alternate appearance to a Fast Footwear item in your inventory.
Obtained from: Ronin Crate
2017 Invitational Crate
x1
H1Z1: King of the Kill
2017 Invitational Crate
Type: Standard Crate
Market price: ~0.03 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
Trickster Crate
x1
H1Z1: King of the Kill
Trickster Crate
Type: Standard Crate
Market price: ~0.04 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
Infernal 12GA Pump Shotgun
H1Z1: King of the Kill
x0
Infernal 12GA Pump Shotgun
Type: Ultra-Rare 12GA Pump Shotgun Skin
Infernal Demon Mask (Green)
H1Z1: King of the Kill
x0
Infernal Demon Mask (Green)
Type: Ultra-Rare Motorcycle Helmet Skin
Muertos .308 Hunting Rifle
H1Z1: King of the Kill
x0
Muertos .308 Hunting Rifle
Type: Rare .308 Hunting Rifle Skin
Skin: Patriotic AR-15
H1Z1: King of the Kill
x0
Skin: Patriotic AR-15
Type: Skin
Toxic Body Armor
H1Z1: King of the Kill
x0
Toxic Body Armor
Type: Ultra-Rare Body Armor Skin
All American Face Bandana
H1Z1: King of the Kill
x0
All American Face Bandana
Type: Ultra-Rare Face Skin
All American Fingerless Gloves
H1Z1: King of the Kill
x0
All American Fingerless Gloves
Type: Rare Hands Skin
Anarchy Leather Pants
H1Z1: King of the Kill
x0
Anarchy Leather Pants
Type: Uncommon Legs Skin
LegendaryLea T-Shirt
H1Z1: King of the Kill
x0
LegendaryLea T-Shirt
Type: Common Chest Skin
Skin: Rasta Backpack
H1Z1: King of the Kill
x0
Skin: Rasta Backpack
Type: Skin
Ronin Crate
x1
H1Z1: King of the Kill
Ronin Crate
Type: Standard Crate
Market price: ~0.04 USD
This crate contains skins for various types of items found in the world.

NOTE: These skins are not consumed, will not be lost on death, and cannot be sold on the Steam Marketplace.
BR Wearables Crate
H1Z1: King of the Kill
x0
BR Wearables Crate
Type: Standard Crate
Market price: ~0.5 USD