A BPA-free and ultra lightweight collapsible cup. 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 shapeand prevent fingertips from being scalded

SIZES: One Size (53g / 400ml)

Base and rim: 30% Glass reinforced