Made of 100% silicone, it's durable, long-lasting, and heat-resistant! It firmly protects the bottom of your water bottle, which is most prone to scratches! Other colors are also available. #sana_waterbottle ○Colors Khaki Pink Purple Clear Gray Green Brown Red Black 10 pieces of each color Fits 500ml and 750ml plastic bottles. Also serves as a marker for your own bottles. Definitely use it for non-slip and fall prevention (*^^*) Size: 65mm Height: 18mm Thickness: 2mm Fits straight-bottomed bottles with a bottom diameter of 63mm to 67mm Fits water bottles with a bottom diameter of 6.5cm! ☆Reference☆ For straight bottoms: 60mm ⇒ Bottom diameter 58-62mm 65mm ⇒ Bottom diameter 63-67mm 70mm ⇒ Bottom diameter 68-72mm 75mm ⇒ Bottom diameter 73-77mm 90mm ⇒ Bottom diameter 88-92mm Please check the size of your water bottle's bottom before purchasing! This is an overseas product. Please refrain from purchasing if you are looking for perfection or are overly sensitive. The product has been inspected, but there may be oversights! There may be small imperfections, shape distortions, or slight color fading. Therefore, please refrain from purchasing if you are sensitive to these issues. Zojirushi, Tiger, T-fal, Thermos Entrance to school, preparation, kindergarten, nursery school, girls, boys Cooling, insulation, children, my bottle, Starbucks Skater, ultra-lightweight, stainless steel bottle, 4 Plastic water bottle, direct bottle, Cars