Specifications;Capacity: 500mlWith: 7.5cmHeight: 22cmWeight: 315 gram• 24 hours cold - whatever the weather• 12 hours hot• 100% Leak - proof• Preserves flavour & freshness• No condensation• BPA - free• Made of high-grade 304 stainless steel, both inside and out• Constructed with double wall vacuum insulation• Screw close lid for an airtight and leak-proof seal• Easy to carry• The antimicrobial drinking collar is soft to the touch, and perfectly shaped for sipping.Chilly’s Series 2 bottles are made from high grade stainless steel with a powder coated main body on the outside. The new collar around the neck of the bottle is made from plastic infused with a BioCote additive.The drinking surfaces on all Series 2 products contain an antimicrobial additive that reduces microbes by up to 99.99%.Another new addition to the Series 2 Bottles is the silicon base that will prevent the bottle from slipping on surfaces as well as a carry loop which makes it easy to carry around.