Anti Leak Stopper for Stanley- Spill Stoppers come with straw cover, rectangular gasket for the straw hole and round lid leaking proof cover. After plugs all areas,Stanley cup won't leak from being sideways or upside down. Fit Perfectly for Stanley Cup-Spill stopper set has been updated to works for Stanley cup 40oz, 30oz H1.0 and H2.0 Versions. Anti Leak stopper for Stanley cup is the upgraded anti leaking proof stopper, works for both H1.0 and H2.0 of lids for Stanley tumbler 40 oz 30 oz. A Must Have for Stanley Cup Accessories-Silicone anti spill stopper perfectoly works for Stanley quencher 40 oz straws 10mm, fits perfectly Stanley 30 oz cup. Soft silicone straw covers, keeps your drink clean, simple and cute straw covers, BPA free, reusable, easy to clean. Easy to Install-Anti leak stopper set for Stanley tumbler is cute, light weight and portable. The spill stopper for stanley cup is especially suitable for home, office, camping, hiking outdoor activities. The rectangular gasket for the straw hole has 2 sides, the thicker side on bottom, thinner side on top where is easier to turn around the tab of lid smoothly.Silicone straw cover has a loop hung on straw, easy to carry. Great Leak Stopper Accessories for Stanley cup reusable straws 10mm 0.4inches. Spill Stopper for stanley cup 40 oz, Anti Leak for Stanley, Straw cover replacement 40 oz 30 oz for Stanley cup accessories 40oz 30oz, Great for Water Proof Improvement. Spill stoppers are made of silicone, soft enough, premium material for replacement spill stopper. Why select Silicone Spill Stoppers for Stanley Cup? Anti Leak Stoppers perfectly fit for Stanley Quencher H1.0 and Stanley Quencher H2.0 versions. BPA Free. Anti Leak Stopper in top material, better than other cheap plastic spill stoppers. Reusable and last long. No easy crack, odorless. Great Value -2 straw covers, 2 lid anti leak stoppersin a pack. More spill stoppers kit o share with family and friends and anti leak stopper as backup. Easy to Clean. Sturdy anti leak stopper, will last long. Place straws covers to the 10mm straws for water leaking proof during carrying. BPA Free, safe for drinking from tumbler. Tips - Suggest to replace your silicone spill stoppers for stanley quencher cup every 2-3 months. Spill Stopper Color - black Spill Stoppers Size - Anti Leak Stoppers for Stanley Quencher 40 oz 30 oz H1.0 and H2.0 versons. Silicone Spill Stoppers, Compatible with: Stanley Cup 40oz H1.0 Lid Stanley Cup 40oz H2.0 Lid Stanley Cup 30oz H1.0 Lid Stanley Cup 30oz H2.0 Lid No leak stoppers Sets are made specially for Stanley quencher cups lids, spill stopper size cover 10mm straws for stanley tumbler, easy to select the correct size straws and lids to fit spill stopper kits. Simple to use. Replacement anti-leaking stoppers are suitable for Stanley 40 oz 30 oz cup. Better hydration expereience with Spill stoppers kit. Perfect anti leaking stoppers for Stanley Cup accessories. Top replacement spill stoppers: Sturdy, Soft, Food-grade Silicone, BPA-free, perfect for hot and cold drinking with stanley cups.