Shoe inserts are a type of footwear accessory that can be used to provide extra cushioning, support, and comfort. The most common types of shoe inserts are lifts, FEET, insoles, lasts, TREES, and odoreaters. Lifts are a type of insert that adds height to the heel of a shoe, providing extra cushioning and support. FEET are a type of insert that provides cushioning and arch support for the foot. Insoles are a type of insert that is placed inside the shoe to provide extra cushioning and support. Lasts are a type of insert that is designed to fit the shape of the foot and provide extra cushioning and support. TREES are a type of insert that helps to maintain the shape of the shoe and absorb moisture. Odoreaters are a type of insert that helps to absorb odors and keep the shoe smelling fresh.