Invisible insole for height increase, from 3 to 9 cm, booster cushion, adjustable fit, shoe heel insert, larger support, foot pad, absorbent. Increased height: adds 3 cm - 9 cm. Works with sneakers, formal shoes, or casual footwear, fitting into most shoe types to help you appear noticeably taller. These elevator shoe insoles remain hidden, so no one will know the secret behind your added height. BREATHABLE DESIGN: Features air-cushioned cups that provide maximum heel comfort and help keep feet feeling fresh throughout the day. Thickness is optimized to avoid making shoes too tight. Features: adjustable height, discreet, comfortable, impact-resistant, breathable. Material: EVA, fiber. Color: Black. Gender: Unisex. Size: One size. Full cushion fits shoe sizes 22.5 cm - 27 cm; half cushion fits size 12.5 cm. Note: Manual measurement may result in a 0.5 cm variation. If you experience any issues upon receiving the item, please before leaving feedback. We are committed to resolving any concerns. Package includes: 1 pair of height-increasing insoles.