Collapsible Water Bottles BPA Free - Foldable Filter Sports Hydrated Cup - for Cycling,Camping,Hiking,Travel - Durable,Reusable with Leak-proof Lid - 20 Oz FOLD UP WATER BOTTLE:Some water bottles arent much of space-savers.D&S offers an efficient work around:foldable water bottles.Fill them when you feel like drinking and just fold when done.D&S reusable handy water bottle stands upright when full and folds or rolls up when empty and fulled. MATERIAL:Made up of three layers of ultra-durable,strong,reusable BPA free food-grade plastic material.Include aluminum alloy carabiner and nanosize silica top cover,gas check,never leak.Mildewproof.LEAK PROOF.FDA approved. WITHSTANDING TEMPERATURES:as low as -76F and as high as 392F.Hot and cold frozen water also ok.Microwave Safe.It retains its shape and never releases harmful chemicals.You can freeze it and use it as an ice pack when you get hurt or have a fever or put hot water in it can be used as hot pack too. FUNCTIONS:Trying to stay hydrated in different countries,climates and elevations,while spending time both in business meetings and in the mountains inspired this water bottle concept.Can be used in work,workout,school,gym,skiing,running,hiking,biking,boating,surfing,adventure,camping,yoga,crossfit,workout,cycling and all outdoor sports,simply clip to your backpack or belt for easy access,make your travel more light and Eco-friendly. WHY CHOOSE SILICONE FOLDABLE BPA FREE WATER BOTTLES?Made of 100% food grade silicone,callapses into itself and is a great travell companion,Eco friendly with no after taste,totally non-toxic and odorless.Bottle is 100-percent BPA Free and 100-percent Phthalates Free.FDA approved.Reusable and 100% Recyclable.Virtually unbreakable.Lightweight.Passed CE,SGS,FDA,LFGB test,durable and flexible enough to fold.Easy to wash and carry,dishwasher safe.