The newest Muska Skytop to be added to Muska's line of Skytop's manufactured by Supra. Supra skateboarding shoes introduces the Muska SkyTop to the Supra Footwear collection. Supra Skateboarding Shoes Muska Skytop White Leather is the newest addition to the Supra line of skateboarding shoes. Supra skateboarding shoes are some of the finest skateboarding shoes on the market today, Supra Footwear is a spin off of Krew apparel. Supra skateboarding shoes have high low vulcanized gum rubber outsole, foam mid sole providing entire foot impact resistance, optimal shoe flex, and board feel.