Premium Materials: Made from quality silicone, the straw covers are washable and reusable. The bow charms are crafted from premium hardware and durable alloy chains for a distinctive look Compatible with Stanley Cup Accessories: Compatible with stanley 30 & 40 oz tumblers, these reusable bow straw toppers are crafted for straws with a 0.4-inch (10 mm) diameter. The bow charm accessories measure 4.7 inches, offering an ideal fit What's Included: Receive 3PCS bow straw covers and 2PCS bow charm chains for compatible with stanley cup straw cover. Personalize your tumbler with these stylish accessories to avoid mix-ups and make your compatible with stanley straw cover unique Functional Use: Securely attach the straw toppers for stanley cups to prevent them from falling off and keep your compatible with stanley tumbler straw clean while adding flair to your cup Great Gift: Lightweight and portable, these compatible with stanley straw toppers with bow charms are ideal for outdoor activities like hiking and camping. A thoughtful gift for friends, family, and loved ones on special occasions like birthdays, and holidays.1