Come and Check Our Branding Solutions.BPA-Free,made of food grade stainless steel, double wall vacuum insulated bottle.Eco-friendly,lead free,rust proof and leak proof,no sweat,no condensation any more.No sweat on the exterior side to keep your hands comfortable while holding.Drinking more water with this water bottle, suitable for any sports activities, work, school and any scenario in your daily life. Pls check inventory and detailed info before placing your orders.