Hydro Flask 18 Oz Standard Flex Cap Stone:

Thermo bottles are made of stainless steel. The brand uses double-layer vacuum insulation to maintain the appropriate temperature for liquids.

Technical characteristics:

• Manufacturer: Hydro Flask
  

Additional characteristics:

• Double-layer vacuum insulation
• Keeps temperature cold for 24 hours and hot for 12 hours
• Can be washed by hand and in a dishwasher
• Bottle fits most cup holders
• BPA (Bisphenol) free
• Do not use on the stove, microwave, or freezer

Physical parameters:

• Material: Stainless steel
• Color: Gray
• Volume: 532 ml
• Diameter: 7.2 cm
• Height: 22 cm