Material Cotton & PP Support Strip & Adjustable hook and loop fasteners. USE FOR It does not cover any part of the hand, kids still use their finger play and develop,but cant comfortably put them in their mouth.So this device usually stops thumb sucking or finger sucking in just 1-3 weeks! HOW TO CLEAN Hand wash ONLY!!!It may be a little wrinkle after wash, it is normal.For it is cotton material.Closing the Velcro closures before washing the elbow restraints can help prevent them from wearing out.

NOTE:For those small children who know how to open the Velcro, they can take it off themselves when wearing only one so they are not prohibited their movement if they needed something urgently (washroom, eating etc). If you don't want the kids to take this off easily, wearing two is the best choice. UNIVERSAL:The Elbow Immobilizer is universal, it will fit on either the right or left hand. FEATURES:Unlike other thumb guards and finger guards collect slobber and germs. kids chew on them, and they must be removed for washing hands; and the thumb sucking nail polish does not work while sleeping or for kids under 3. This pediatric elbow stabilizer prevents the elbow from bending so the kid's hand can not touch the face,it stops thumb sucking or finger sucking in just 1-3 weeks!. GOALS:It helps prevent finger sucking, nail biting and face scratching, especially for kids who are accustomed to putting their hands into mouth out of unconsciousness or fun. SIZING: Measure the circumference around your child’s elbow joint, in inches.If worn after long sleeves, pls add the thickness of the garment into elbow circumference. Size Small fits elbow circumferences ranging from 4" - 6.5" ,Size Large fits elbow circumferences ranging from 6.5" - 8.5".