Poseidon One Shoe — Premium Water Sneaker
The Iconic Marine Sneaker.
Engineered for Open Water. Styled for Every Coast.
Styled for the Coast. Built for the Water.
Effortlessly transition from boat decks to beach bars, river hikes to ocean dives.
Non-Marking Grip
Yachting & Boating
Zero-slip friction on wet teak and fiberglass gelcoat. Non-marking outsoles protect pristine decks while keeping you steady for sunset drinks.
Pebble & Rock Shield
River Treks & Canyons
Conquer rocky water trails with ease. Reinforced rubber toe caps absorb rock strikes while micro-ports dump water instantly upon exiting streams.
Fin Compatible & Dive Proven
Ocean, SUP & Diving
Born from Poseidon's 65-year diving legacy. 3mm thermal neoprene delivers insulation, bungy cords never unravel underwater, and fits comfortably with open-heel fins.
Barefoot Comfort
Beach & Poolside
From shore to beach bar in effortless style. Shields feet from scorching sand and sharp shells with a sleek high-top sneaker aesthetic.
Tested in Real Reef Conditions
Designed specifically for open water and scuba adventures. The sleek anatomic profile slides seamlessly into open-heel fin pockets, eliminating pinch points, chafing, and blisters on extended dives.
Poseidon One Shoe
The Tech Inside
Tap any hotspot below to explore the professional Swedish marine architecture.
⚓ Exceptional Grip Sole (Non-Marking)
Non-marking natural vulcanized rubber with aggressive suction siping. Provides unmatched friction on wet boat fiberglass, yacht teak decks, and slippery algae-covered river rocks.
Exceptional Grip Outsole
Exceptional non-marking traction pattern on wet rocks, gelcoat, and teak.
Micro-Drainage Ports
Channels water out instantly as you exit, avoiding heavy sloshing.
Toe & Heel Shield
Reinforced rubber guards protect against rocks and fin strap pinch.
Bungy Quick-Lock
One-second slip-on lock system that stays secure even in waves.
3mm Marine Neoprene
Soft, insulating flex neoprene that prevents chafing and adds warmth.
Swedish Ocean Legacy
Designed by ocean pioneers trusted by naval forces and divers worldwide.
Smart Fit & Size Guide
Select your intended wear style for an immediate fit recommendation.
| EU | CM (Foot Length) | US Men | US Women |
|---|---|---|---|
| 36 - 37 | 22.5 - 23.5 cm | 4 - 5 | 5.5 - 6.5 |
| 38 - 39 | 24.0 - 25.0 cm | 5.5 - 6.5 | 7 - 8 |
| 40 - 41 | 25.5 - 26.5 cm | 7 - 8 | 8.5 - 9.5 |
| 42 - 43 | 27.0 - 27.5 cm | 8.5 - 9.5 | 10 - 11 |
| 44 - 45 | 28.0 - 29.0 cm | 10 - 11 | 11.5 - 12.5 |
| 46 - 47 | 29.5 - 30.5 cm | 11.5 - 12.5 | 13+ |