The MAC-10 | Calf Skin is a Industrial Grade SMG skin from The 2018 Inferno Collection, distributed through the London 2018 Inferno Souvenir Package.

All five wear conditions are obtainable for MAC-10 | Calf Skin, with float values spanning 0.00 to 1.00 — Factory New examples sit at the cleanest end of that range, while Battle-Scarred copies show the most visible wear.

A Souvenir version is available, dropped exclusively from cases collected during Major Championship matches and stamped with that tournament's stickers. Active listings for MAC-10 | Calf Skin are tracked across 18 marketplaces, with prices spanning $0.07 to $9.38 depending on wear, variant, and seller.