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 to 9 cm in height. Suitable for sneakers, formal, or casual shoes, fitting into almost any shoe type 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 comfort for the heels and help keep feet feeling relaxed throughout the day. The thickness is optimized to avoid making shoes too tight. Features: adjustable height, discreet, comfortable, impact-resistant, breathable. Material: EVA, fiber. Color: Black. G: Unisex. Size: One size. Full cushion fits shoe sizes 22.5 cm to 27 cm; half cushion fits size 12.5 cm. Note: Manual measurement, please allow 0.5 cm variation. If you experience any issues upon receiving the product, please contact the seller before leaving feedback. The issue will be addressed promptly. Package includes: 1 pair of height-increasing insoles.