I thought about a cloak of carrying but that made like, no sense at all so I made this instead:

The backpacks work like the belt counterpart and since they still count as cloaks, they protect the whole body so I decreased their protection rate so they make more sense.
I made a torn sprite for them and you can even see the straps in the character.
Here's the .dat code I used in case anyone is interested:
                
                            
The backpacks work like the belt counterpart and since they still count as cloaks, they protect the whole body so I decreased their protection rate so they make more sense.
I made a torn sprite for them and you can even see the straps in the character.
Here's the .dat code I used in case anyone is interested:
Config PACK_OF_CARRYING;
  {
    Possibility = 30;
	AffectsCarryingCapacity = true;
	NameSingular = "backpack";
    PostFix = "of carrying";
	Alias == "backpack";
	BitmapPos = 32, 16;
	CloakBitmapPos = 80, 290;
	DefaultMainVolume = 1920;
	StrengthModifier = 50;
	InElasticityPenaltyModifier = 20;
    Price = 100;
    PriceIsProportionalToEnchantment = true;
    MainMaterialConfig = { 4, CLOTH, LEATHER, HARDENED_LEATHER, TROLL_HIDE; }
    MaterialConfigChances = { 4, 10, 15, 25, 50; }
    EnchantmentPlusChance = 1;
  }
  
  Config BROKEN|PACK_OF_CARRYING;
  {
    Possibility = 15;
	AffectsCarryingCapacity = false;
    BitmapPos = 80, 352;
	CloakBitmapPos = 80, 290;
    InElasticityPenaltyModifier = 10;
    Price = 0;
    MainMaterialConfig = { 4, CLOTH, LEATHER, HARDENED_LEATHER, TROLL_HIDE; }
    MaterialConfigChances = { 4, 10, 15, 25, 50; }
    EnchantmentPlusChance = 3;
  }
                