100% RISK FREE PURCHASE: We offer a 30-days money back guarantee .From the sales report about 5% people need 1-3days to adapt to this insole. Most people will get used to this insole soon . If you are not completely satisfied with insoles, please contact POSKLA customer service with your order number. We will be pleased to offer a reasonable and acceptable solution to you. THREE CUSTOMIZABLE SIZES: We offer three size ,pls choose the size suitable for u(Refer to size chart), 3/4 the length of a full insole, provides anatomical arch support and the ball of your foot will get plenty of room and you won't feel squeeze. EASY TO CHANGE IN MOST SHOES : because of the thin and light weight design, 3/4 length insoles can fit easily and comfortably in different shoe , suitable for both men and women and fit's almost all shoe types. Sports shoes, casual shoes, formal shoes, work shoes, and boots,. COMFORTABLE TO WEAR: Features heel pad for increased shock absorption and energy return through heel strike phase. These plantar fasciitis Inserts were made of high-quality EVA material with sweat wicking, dual-layer cushioning, and wear resistant, anti-skid microfiber. effectively reduce heat and friction, so that feet are kept dry and free of odors. The functional latex foam layer on the insole edge ensures the daily comfort experience. STURDY SUPPORTPAIN RELIEF :stabilize and support the foot to improve alignment, relieve pain, and reduce stress on your feet, ankles, and knees. The arch support inserts help quick relief from flat feet, plantar fasciitis, heel spurs, high arch, overpronation, fallen arch and heel pain., making walking or standing more comfortable.Best Sellers Rank: See Top 100 in Health & Household. Recommended Uses For Product: Heel,Shoe. Material: Ethylene Vinyl Acetate. Use for: Feet. Color: Red/Black. Brand: POSKLA. : B09K7CW491. Manufacturer: POSKLA. Date First Available: October 25, 2021. Package Dimensions: 9 x 5 x 1.3 inches; 6.07 Ounces.