Stainless Steel Double Wall Vacuum Insulated Water Bottle

Vacuum insulated water bottle is made of stainless steel on both inside and outside walls, scratching resistance, 100% BPA Free for heath-safety,unique double walled vacuum insulation technology with vacuum-seal cap keeps your drinks cold for 9 hrs and hot for up to 18 hrs,lightweight design, perfect for your gym bag, car, bicycle and backpack to enjoy your long hikes, trekking, hot yoga class, long load trip, or any other outdoor activities.