Amherst 2.0 Knit Plain Toe Altra Extended Progressive Diagonal Rollbar (PDRB)

Extended Progressive Diagonal Rollbar (PDRB) is a support system for your entire body

- Forged from light and durable aircraft grade aluminum

There’s no denying feet sweat and trails can get muddy

This style features a double hook and loop for adjustability and has rhinestones on the instep strap

Amherst 2.0 Knit Plain Toe Altra Extended Progressive Diagonal Rollbar (PDRB)The Amherst 2. 0 Knit features: A beloved member of our bestselling Amherst family. Lightweight and flexible design in breathable sport knit, with an updated 2. 0 shape and a slightly thicker chevron patterned sole. Temperature regulating J&M Smart Degree Technology polymers line the interior and activate at both hot and cold temperatures, so your feet feel just right all day long. Linings are treated with antimicrobial protection for enduring wear.