25Pack of 18oz Insulated Water Bottle Stainless Steel with Straw, Leak proof, Bisphenol A Free, Double Wall Vacuum, Can Maintain Low Color:Pink and other materials into the

and other materials into the inner layer through pre drilled holes

very good insulation effect

and colored paper scraps can be easily injected

speaker cannot be washed

25Pack of 18oz Insulated Water Bottle Stainless Steel with Straw, Leak proof, Bisphenol A Free, Double Wall Vacuum, Can Maintain Low Color:Pink and other materials into theFood grade 18 8 stainless steel, this insulated water bottle can cool beverages for 24 hours and heat them up for 12 hours. Stainless steel does not contain bisphenol A and can be reused. It is rust proof and will not rust. The powder coating outer surface is scratch resistant, non slip, and easy to scratch, and the lid is leak proof. The water bottle allows you to easily carry it by hand or put it in your backpack, making it perfect for girls and