Air Wave Double Threat Women's/Girl's Size 7 Wheel Roller Shoes/Trainers - Black/Pink - Size 7 What are Air Wave Heely's? They're shoes that roll! These one of a kind, powerful, lightweight athletic shoes feature a single, stealth wheel housed in the heel, allowing athletes of all skill levels to walk, run and transition to a roll at any moment. Its synthetic upper is flexible enough to move with you while also offering protection, and its contoured footbed, padded collar and tongue, and mesh lining provide support, cushion, and breathability. Roll into all situations, or simply remove the wheel and transform your Heely's into a pair of fashionable street shoes!