Features: Made by good quality borosilicate glass, it is stain-resistant, non pourous, long-lasting and eco-friendly. Greater insulation in temperature for safe use. Stainless steel cover over BPA free lid with a rubber o-ring for a scratch-free, water-tight seal. With attached holding-strap for great convenient carrying. Perfect for bags and car cup holders. Descriptions: It is big enough to keep you hydrated but small enough to carry everywhere you go. Comes with cloth sleeve cover for insulation and preserving heat. It would be a gift for your family or your friends. Specifications: Material: borosilicate glass Volume: 300ml Size: 192x65mm Color: sent by random Package included: 1 x Borosilicate Glass Bottle Notes: Due to the difference between different monitors,the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.