Technical Specifications

About this item 10mm Diameter Straw Covers: These cute straw covers are perfectly compatible with Stanley 30/40 OZ tumbler straw and most straws in diameter 0.4 inch. They fit tight enough and not to fall off easily. Cute Design: So many designs to choose from, hockey, baseball, basketball, football, soccer, softball, volleyball, gymnastics and so on, which meet all kinds of people or gift your families and friends. Food Grade Material: Made of food grade silicone, never break or tear, these straw covers are durable, safe and non-toxic, reusable. Dustproof and splashproof, either suitable for outdoor or indoor activities. Easy to Use: These straw caps are easy to put on and take off. With good air-proof function, they can not only defend the dust into drinks but also prevent the drinks from spilling. Portable & Dishwasher Safe: The portable straw cover is very suitable for those who travel for work often or office use to stands for your personality, they also can be reusable and handwash or dishwash safe;