PREMIUM STAINLESS STEEL - Our white purple butterfly water bottle is designed with food grade 304 stainless steel and the exterior of 201 stainless steel, which ensures the safety and freshness of your drinks. LEAKPROOF & PORTABLE - This insulated water bottle with white purple butterflies has a leak-proof design that makes it ideal for gym workouts, cycling, hiking, camping and outdoor adventures. It can be easily carried and safely stored in any bag. DOUBLE WALL VACUUM INSULATION - Double wall vacuum insulation design ensures excellent thermal retention, keeps your drinks hot or cold all day long. 530ml capacity This white purple butterflies print sports water bottle holds 530ml of liquid and is easy to drink. Wide mouth design makes it easy to fill and clean. FITS IN CUP HOLDER - It's great for hiking, biking, boating, gym, work, school and home. Let you enjoy iced drinks after intense workouts or a hot cup of coffee while camping.