Features: Made of premium quality glass and stainless steel material. 550ml capapcity, removable crystal center, top easy carry strap. Leak-proof and spill-proof, round smooth bottle mouth drink comfortably. Slim design, easy to carry in your hands, car or pack it in your bag. Highly functional, beautifully designed, built to keep up with life. Perfect for traveling, in the office, or simply on the go. Note: item\'s color may be slightly different due to the monitor setting or other factors, please in kind prevail. Thanks!