The gloves are designed to your baby from sucking their fingers. The wrist is designed with a adjustable rope, which makes it easy to take off and put on. On the other hand, it can be adjusted and fixed on the baby's small hand, so it will not fall easily when used. Features -Material: nylon -Size(S): 11.50X6.50X0.50cm/4.52X2.55X0.20in Suggested baby age: 6-18 months Suggested baby weight: 6-10 kg -Size( ): 12.50X7.00X0.50cm/4.91X2.75X0.20in Suggested baby age: 15 months -3 years old Suggested baby weight: 9-15 kg -Size(L): 13.00X7.50X0.50cm/5.11X2.95X0.20in Suggested baby age: 3-5 years old Suggested baby weight: 15-22.5 kg -Made of comfortable nylon, designed to fit the baby's hand, but flexible enough that it will not easily fall off even when they swing and wave their arms. -Baby can and bend his fingers freely, so he won't feel frustrated or angry, and he can easily hold the toys when needed. -Easy for baby to use, the specially design is easier to fit the baby's mouth. -A variety of chewing surfaces and textures are humanized, simple and practical design, which is attractive to babies. -Easy to store and carry, it is a perfect portable item to children from biting their hands. Package list: 1 x Pair of Baby Stop Sucking Gloves