Key features

• •What You Will Get: The cup accessories set includes 6PCS 0.4in silicone straw covers and 2PCS 2.9in silicone cup boots. Perfect for Stanley, Yeti and other cups.
• •6 PCS 4in Straw Covers: These straw toppers fit most 0.4 inch (10mm) diameter straws. Compatible with Stanley 30/40 OZ tumblers. They make great gifts for friends and family.
• •2 PCS 2.9in Protect Cup Boot: Our silicone boot fits tumblers with a bottom diameter of 2.8-3 inches, specially designed to fit Stanley The Quencher H2.0 40 oz, 30 oz, 20 oz tumblers,Stanley IceFlow flip 30 oz, 20 oz water bottles, Yeti Rambler 20 oz and Hydroflask 12-24 oz water bottles.
• •Strictly Selected Materials: Made of food-grade silicone, the straw topper for stanley tumblers are BPA-free, odorless, dishwasher safe and durable.The protective boot sleeves are made from soft and flexible silicone rubber,BPA-free, food-grade, odor-free, reusable, durable and safe.
• •Keep Clean & Dust-Free: This straw cap not only looks cute, but is also practical.It can effectively block dust and other foreign objects from entering, a straw stopper that can be used permanently without harming your body, and it's also very cute, you deserve to have it.