Skull Padded Pants
OPSkins price: (updated 18/02/2018 at 6:25AM UTC)
29% cheaper than Steam Market.
Steam Market price: (updated 18/02/2018 at 3:55PM UTC)
These pants can hold a few small items. The knee padding is decorative and will not reduce any damage. Right click on them while they are in your inventory to salvage it which will destroy it and turn it into scraps of cloth.