100 day trial available

Primus Swimrun Boot SG Mens


The Primus Swimrun Hi features breathable, quick-drain zones for minimal wet-weight. An over-ankle neoprene collar to keep your foot securely in place. The extra-sticky Soft Ground sole features high-profile lugs, perfect over loose and muddy terrains and transitioning between land and sea.

1. Select Colour: Black/Orange
2. Select EU Size:
3. Optional Extras:

A selection of laces, insoles and apparel to pair with your Vivo's

This shoe fits true to size

Select size to show stock
100 day trial for barefoot beginners

We're confident that after 100 days of au natural foot freedom (you need to give them a proper outing) your feet will love being feet. So we're happy to give you a no-quibbles test run for 100 days.

All major credit cards accepted.


The Swimrun collection was developed in collaboration with ÖtillÖ, founders of the Swimrun World Championship. Seamlessly transition between wet and dry while keeping out grit and silt -- perfect for triathalons or any extra-sloppy trail runs.

• Foot-Shaped Construction – for unrestricted foot freedom
• Neoprene Ankle Sock – full ankle mobility in and out of water
• Water Repellent Recycled PET Mesh – for minimal wet weight
• Quick Drain Zones – pump water out with each foot stride
• Sticky Soft Ground Sole with Tall Lugs – for traction in mud
• Orange Rubber – for visibility in the water

Primus Swimrun Boot SG Mens DNA


Strato brevettato, ultrasottile e resistente alle forature. 5 volte più resistente alle forature di una normale suola dello stesso spessore.


Realizzate utilizzando prodotti e procedure vegan.

Removeable Insole
Soletta dalle alte prestazioni

Soletta interna vegan da 3 mm. Toglila per sentire il terreno. Lasciala per un po' di calore in più.

Breathable Mesh
Rete traspirante

Materiali sintetici multistrato garantiscono la traspirabilità ottimale combinata a leggerezza e comfort.


Fuse insieme per ottenere una struttura leggera e resistente, senza cuciture.

Eco Rubber
Gomma ecologica

Un materiale privo di cuciture, ottenuto da pneumatici riciclati, con elevata resistenza all'abrasione lì dove serve di più.

Non Marking
Non Marking

Soft Ground Sole
Soft Ground Sole

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