CALYX VIBRAM STRAT X SHOE - Black/Black Speckle
Couldn't load pickup availability
Purple Mountain Observatory CALYX VIBRAM STRAT X SHOE - Black/Black Speckle
The Calyx™ is Purple Mountain Observatory’s debut footwear silhouette, developed in collaboration with Vibram as a technical evolution of the classic camp shoe. Engineered using Vibram’s StratX process, the seamless waterproof upper is molded from a single sheet of rubber to eliminate seams. It's grounded by a Vibram Grivola outsole in a Megagrip compound for all-terrain traction.
Features
Features
- Molded seamless rubber upper (Vibram StratX construction)
- Fully waterproof, stitchless design
- Lightweight Vibram Grivola outsole
- Vibram Megagrip compound for wet and dry traction
- Purple Mountain Observatory x Vibram collaboration
- Black/Black Speckle colorway
Shipping & Returns
Shipping & Returns
FedEx Express (1–3 days). Fully tracked.
Returns within 15 days. Exchanges within 30 days.
$25 return shipping credit on exchanges.

Purple Mountain Observatory
Purple Mountain Observatory is a British outdoor and activewear label created for life between the city and the natural world. Blending technical performance with a progressive design language, the brand produces adaptable clothing that moves comfortably across changing environments.
Driven by curiosity and exploration, Purple Mountain Observatory continually experiments with performance fabrics, functional construction and evolving silhouettes. Its collections unite utility and contemporary style, offering a fresh perspective on outdoor clothing for a generation that sees the street and the trail as part of the same journey.