Sea to Summit Frontier Collapsible Cup



Made from flexible, food-grade silicone that collapses flat to a small disc, frontier cups can slide into any pack easily.

BEST USE: Backpacking & Camping

VOLUME: 14 fl oz | 400 ml

WEIGHT: 1.8 oz | 110 g

MATERIAL(S): Flexible food grade silicone walls & nylon 66 base

A BPA-free and ultra lightweight collapsible cup ideal for camping. The Frontier Cup's flexible silicone walls collapse easily, making it a pocket-sized drinking cup you can take anywhere. The rigid rim maintains its shape and is heat resistant for your safety and peace of mind.


  • Nests into Frontier 2L collapsible pot
  • Collapses flat to 17mm for compact packing
  • BPA-free, food-grade, heat resistant, flexible silicone sides
  • Nylon rings at the top, middle and base maintain shape and prevent fingertips from being scalded