THREE HEIGHTS AVAILABLE : These heel lift inserts are fits most shoes, such as boots, leather shoes, athletic shoes, canvas and so on. According to your shoes and the height you need, Select 0.6'', 1'', or 1.6'' height for the most comfortable fit. CUSTOMER ARE OUR PRIORITY: We offer 102% no risk money back guarantee, if you e not thrilled with your purchase for any reason. Our shoe lift insoles are suitable for most shoes, such as boots, sports shoes, sneakers, high-top shoes, tennis shoes. Not suitable for low-top shoes. SPORTS, WORK & LEISURE: The heel cushion inserts are perfect for improving performance and reducing fatigue in daily life. Good cushioning effect can reduce impact on the joints and muscles, relieving pains caused by high arch, flat feet leg, length discrepancies, heel spurs, Achilles tendinitis. ALL DAY COMFORT: Designed with arch support and deep U-shape heel cup, ORHUIHIN insoles have excellent foot support and provide greater motion control while walking and running. MATERIAL: Memory foam & EVA,Provide better support and make your feet more comfortable,Invisible Height Increase and Instant Taller,Fits most style of shoes, sneaker, boot and trainer.