["DOUBLE WALL INSULATED: These cola shape design water bottles are crafted with coated outer wall and solid inner walltheyre cool to touch when filling with the hot liquids and also sweat-proof with cold liquidshighly prevent sweating condensation smudges and fingerprints.Making your beverage ready to drink just fine" EXCELLENT HEAT AND COLD PRESERVATION TECH: These thermal water bottles are produced with advanced heat preservation technology and also leakproof and shatterproof to keep your favorite drinks cold up to 24 hours and hot more than 12 hours PREMIUM STAINLESS MATERIAL: These insulated water bottles are made of upgraded 304 stainless steel durable and unbreakable food grade and BPA free and also rust proof and with no condensationwhich is of great benefit to retain the temperature and taste of your beverage WIDE APPLICATIONS: These water bottles pack are light weight for easy carrying with your backpacks and hand bagsyou can use them for both indoor and outdoot events such ashikingcampingtravelingschoolingand officeetc.Perfect gift for yourself and your kids and friends and families for special days "SATISFACTION GUARANTEE: Customers satisfaction is our first priorityplease feel free to contact us if theres anything wrong with your order and itemswell answer back to you witnin 24 hours and excellent after sale customers service"]