Altra HIIT XT 2 Gym Training Gentle used condition as shown (1st 2 pictures are stock) Altra refined the already popular HIIT XT both in fit and function. The construction is more durable and more flexible for not only a better feel, but a better running experience. The updated lacing system improves stability and enhances support for lifting along with any lateral movements you choose to perform. Balanced Cushioning platform positions your heel and forefoot at an equal distance from the ground, encouraging better alignment and form. Signature FootShape comfort gives your feet more space to sit naturally and is designed to address biological differences in men's and women's feet. *Purchase with confidence, top rated seller and fast shipper!