The Absolute Outdoors GSI Boulder 6 Flask is a rectangular, clear, BPA-free water bottle with a purple protective casing and gray screw-on cap. Shatter-resistant and ideal for daily hydration.
The Absolute Outdoors GSI Boulder 6 Flask is a rectangular, beige BPA-free flask with a transparent side panel and a metal screw cap with hinged handle, inspired by the sleek design of the Boulder Flask.
The Absolute Outdoors GSI Boulder 6 Flask is a rectangular, clear, BPA-free water bottle with a purple protective casing and gray screw-on cap. Shatter-resistant and ideal for daily hydration.
The Absolute Outdoors GSI Boulder 6 Flask is a rectangular, beige BPA-free flask with a transparent side panel and a metal screw cap with hinged handle, inspired by the sleek design of the Boulder Flask.

GSI Boulder 6 Flask

  • Sale
  • $44.95
  • $47.95
Tax included. Shipping calculated at checkout.

Your favourite beverage can now go anywhere in the Boulder Flask.

  • Shatter-resistant, BPA free copolyester resin body and grippy, silicone bumper mean this flask can go anywhere.
  • Wide mouth makes for easy filling, pouring and drinking.
  • Hinged top with silicone grip is easy to open and impossible to misplace.
  • Convenient moulded graduation marks


Material: Copolyester, Silicone
Capacity: 180 ml
Dimensions: 8.1 cm x 2.5 cm x 14.2 cm