Hydrate Single-wall Medical grade BPA free high borosilicate glass bottle wrapped in a soft grip silicone sleeve. This durable glass won’t crack under extreme temperatures; glass and silicone are dishwasher safe, natural eco-friendly water bottle. Features a leak proof BPA Free bamboo screw-on lid, color silicone sleeve adds style and provides protection from slips and falls. Durable food-grade silicone rope; perfect mouth size for spill-free drinking. Do not freeze, Volume capacity is 550ml. Si