Food Grade Silicone Cup Lids, IPHOX Creative Butterfly Mug Cover [Set of 6] Anti-dust, Airtight Seal, Silicone Drink Cup Lids, Hot Cup Lids (Butterfly) HEALTHY MATERIAL:Made of BPA food grade silicone, FDA approved. No small, durable,easy to wash, non-toxic, reusable, and safe.It also has stable shape, strong tension and long service life. CUTE AND COLORFUL: 6 different color butterfly cup lids. The butterfly part is cute and removable, you can rematch them as you like. MAKE YOUR LIFE EASY: Seals tight on all smooth, prevent from dust,airtight and leak proof, keep your coffee or tea hot. DIMENSION AND TEMPERATURE: 4.92*4.13 Inch/12.5*10.5CM, -40~300 F. CUSTOMER SERVICE:If your lid becomes worn or damaged, we'll send you a new one at no cost within 30-day money-back guarantee period.