Cow Mask is a Growtopia hair item (untradeable). See it on your character and plan your set in Set Planner GT, the free Growtopia set planner. Mix it with thousands of other wearables, dyes, titles, pets and weathers, then download your set as a picture or an animation.
Dating Dandy's Hair
Dating Vixen's Hair
Boastful Brawler Hair
Powerful Ponytail Hair
Pineapple Trooper Helmet
Exo Suit Helmet
Axolotl Hood
Tied-up Buns
Tousled Hair
Anime Male Hair
Anime Female Hair
Infested Hair