Sip-Tip Drinking Cup Accessories,Replacement Lids,3/Pack,920692Price: USD15.41 Sip-Tip Drinking Cup Accessories include mouthpiece, valves and lids. Mouthpiece ensures proper placement, assists with lip closure and can be shortened to aid oral motor development. Valves and lids are compatible with most brands of disposable flex straws.Other products from H e a l t h P r o d u c t s F o r Y o u |