Sea to Summit Frontier Ultralight Collapsible Cup 

Lightweight, compact, and ultra-functional, the Sea to Summit Collapsible Cup is the perfect companion for backpackers, campers, and minimalist travelers. Part of the innovative Frontier series, this cup features a glass-reinforced nylon 66 base, rim, and center ring that provide enhanced stability and a secure grip.

The food-grade silicone sidewalls collapse to under 2 cm in height, making it easy to pack in any gear setup. Whether you're sipping coffee on a mountain summit or enjoying a quick drink at basecamp, this cup is ergonomic, durable, and ready for the wild. Designed to nest and stack, it’s the kind of smart gear you’ll never leave behind.