DescriptionThese are two pairs of height increasing insoles which are made of high grade material, which can absorb sweat and breathe freely, elastic and comfortable. Shock-absorbing and comfortable, pressure reduction, anti-slip and wear resistance. Height increase design could increase your height invisibly.Features-Material: Silicone. -Size 1.5CM: About 11.00X6.00X1.50cm/4.32X2.36X0.59in -Size 2.5CM: About 11.00X6.00X2.50cm/4.32X2.36X0.98in -Size 3.5CM: About 11.00X6.00X3.50cm/4.32X2.36X1.38in - Made of good quality silicone material, elastic, and comfortable.- Scientific design to fit your heel very well so as to protect your heels. Put it inside before wear theshoes you like, you will be taller. - Invisible design, breathable, sweat-absorbing, so it is comfortable to wear. - Suitable for both women and men, suitable for leather shoes, casual shoes, and more. - Our invisible heel pad is mainly made of high-quality silicone material, supple, comfortable.