4 Straw Caps Suitable for Stanley 30oz and 40oz

10mm Straw Cover: This straw cover is specifically designed for stanley cup straw. perfectly compatible with stanley 30&40 oz tumbler with handle straws, And our straw caps are also suitable for all types of straws with an outer diameter of 10mm., High Quality Material: Made of food grade silicone, these stanley straw covers cap are durable, safe and non-toxic, reusable, hand washable and dishwasher safe., Perfect Gift: Straw tip covers make great gifts for friends and family, the cute shape will be loved by your family and friends.