Premier Solutions Air Foam Insoles cushion every step, perfect for people with foot discomfort. The ultra-soft foam is ventilated to make sure that your feet are kept cool and dry. They will not crowd the foot in most shoes, minimizing friction and irritation. The Air Foam Insoles will make walking more comfortable and daily activities more enjoyable. HOW TO USE: Separate left and right insoles. Insert into shoes, fabric side up. Insoles must lay flat. If it is too wide or long, carefully trim with scissors.