Shell Construction

rise by bloom

Rise is an environmentally-conscious, high-performance replacement for traditional petroleum-based EVAs. Foams utilizing Bloom’s algae technology deliver striking performance values, which make them excellent replacements for conventional foams. This bio-based foam, derived from algae harvested from compromised

D-Tex

Waterproof and breathable, this membrane ensures feet stay warm and dry.

Thermoblock

Like a space blanket for your feet, this reflective insert maximizes warmth.

XLS

For enhanced comfort and longer strides when skinning, this system extends the range of motion available at the rear of the boot. Simply put, it helps you get up the mountain faster—and with less effort.

Backwelt

The plastic backwelt features a grooved heel for rocking semiautomatic crampons.

Rock-Guard

This layer of rubber wraps around the toebox and sides of the boot, maximizing durability by providing protection from rocks and ice.