Unique Design: 3 pcs skull straw cover with cool printed design, perfect for Halloween and Day of the Dead celebrations. Durable Material: Made of food-grade silicone, these straw covers are long-lasting and dishwasher safe. Compatibility: Fit 10mm straws and compatible with most popular 30-40 oz tumblers like Stanley, Yeti, Owala, and Brumate cups. Functional Protection: Keep your drinks clean and away from dirt, dust, and pet hair. Versatile Gift: A fun and practical gift idea for Halloween and Day of the Dead festivities. Unleash your spooky spirit with these 3 pcs skull straw cover for Halloween stanley cup! These cool printed straw toppers are perfect for adding a touch of eerie fun to your 30 or 40 oz tumblers. Crafted from durable, food-grade silicone, these straw covers are built to last and can be easily cleaned in the dishwasher. The special skull design adds a unique and trendy touch, making them an ideal gift for Halloween or Day of the Dead celebrations. Protect your drinks from dirt, dust, and pet hair with these fun and functional accessories, compatible with popular tumblers like Stanley, Yeti, Owala, and Brumate. Embrace the spooky season in style!