Superga 2750 COTU CLASSIC Mushroom - GS000010U. Classic Superga 2750 Cotu shoe is Fashion's trainer of choice. With an extra strong, fully breathable, pure cotton upper, this timeless shape trainer is a lightweight, simple canvas tennis shoe with a vulcanised rubber sole. This is a must have staple shoe giving full versatility, and is the very definition of smart casual. Premium canvas upper, fully breathable pure cotton and vulcanised gum sole. Superga tab on side and heel and embossed eyelets.