Vionic Alaina - Women's Active Supportive Sneaker. Alaina's cool colors with contrasting bright pops keep pace, with bungee laces offering adjustability over neoprene and knit. Contoured footbed support. Orthaheel technology helps promote alignment from the ground up. Deep heel cup provides essential stability. Stylish and comfortable footwear that incorporates a podiatrist designed biomechanical orthotic. Orthotic insert removable. LIGHTWEIGHT AND COMFORTABLE