























Vivobarefoot PRIMUS TRAIL FG 3.5 Obsidian
Hit the trail to rewild yourself and reconnect with nature. The Primus Trail FG 3.5 is a light, durable, flexible trail-running trainer that brings us one step closer to circular footwear.
PRODUCT INFO
FIRM GROUND OUTSOLE
Stand firm on multiple terrains.
ORTHOLITE INSOLE
The Active Ortholite Performance Insole is made of 98% recycled PU foam, which helps reduce waste and the use of virgin plastics.
BREATHABLE MESH
Breathable, lightweight and comfortable.
WEIGHT
281g, based on a single shoe in Men's size: EU 42 | UK 8 | US 9
MATERIALS & TRANSPARENCY
1. UPPER
Vamp: 100% Recycled polyester mesh, Overlay: 95% recycled polyester/5% recycled spandex
2. Lining
Mesh:100% Recycled polyester, Microfiber: 80% recycled polyester / 20% Polyurethane
3. Fastening
Laces
4. Laces
100% Recycled polyester
5. Insole
Ortholite Performance: 98% Recycled Polyurethane Foam / 2% Water-based binding agent
6. Outsole
90% Synthetic rubber / 10% Natural rubber
MADE IN VIETNAM
SIZE CHART
M40 = 25.2cm
M41 = 25.9cm
M42 = 26.6cm
M43 = 27.2cm
M44 = 27.9cm
Photos and Text: Vivobarefoot
Hit the trail to rewild yourself and reconnect with nature. The Primus Trail FG 3.5 is a light, durable, flexible trail-running trainer that brings us one step closer to circular footwear.
PRODUCT INFO
FIRM GROUND OUTSOLE
Stand firm on multiple terrains.
ORTHOLITE INSOLE
The Active Ortholite Performance Insole is made of 98% recycled PU foam, which helps reduce waste and the use of virgin plastics.
BREATHABLE MESH
Breathable, lightweight and comfortable.
WEIGHT
281g, based on a single shoe in Men's size: EU 42 | UK 8 | US 9
MATERIALS & TRANSPARENCY
1. UPPER
Vamp: 100% Recycled polyester mesh, Overlay: 95% recycled polyester/5% recycled spandex
2. Lining
Mesh:100% Recycled polyester, Microfiber: 80% recycled polyester / 20% Polyurethane
3. Fastening
Laces
4. Laces
100% Recycled polyester
5. Insole
Ortholite Performance: 98% Recycled Polyurethane Foam / 2% Water-based binding agent
6. Outsole
90% Synthetic rubber / 10% Natural rubber
MADE IN VIETNAM
SIZE CHART
M40 = 25.2cm
M41 = 25.9cm
M42 = 26.6cm
M43 = 27.2cm
M44 = 27.9cm
Photos and Text: Vivobarefoot
Hit the trail to rewild yourself and reconnect with nature. The Primus Trail FG 3.5 is a light, durable, flexible trail-running trainer that brings us one step closer to circular footwear.
PRODUCT INFO
FIRM GROUND OUTSOLE
Stand firm on multiple terrains.
ORTHOLITE INSOLE
The Active Ortholite Performance Insole is made of 98% recycled PU foam, which helps reduce waste and the use of virgin plastics.
BREATHABLE MESH
Breathable, lightweight and comfortable.
WEIGHT
281g, based on a single shoe in Men's size: EU 42 | UK 8 | US 9
MATERIALS & TRANSPARENCY
1. UPPER
Vamp: 100% Recycled polyester mesh, Overlay: 95% recycled polyester/5% recycled spandex
2. Lining
Mesh:100% Recycled polyester, Microfiber: 80% recycled polyester / 20% Polyurethane
3. Fastening
Laces
4. Laces
100% Recycled polyester
5. Insole
Ortholite Performance: 98% Recycled Polyurethane Foam / 2% Water-based binding agent
6. Outsole
90% Synthetic rubber / 10% Natural rubber
MADE IN VIETNAM
SIZE CHART
M40 = 25.2cm
M41 = 25.9cm
M42 = 26.6cm
M43 = 27.2cm
M44 = 27.9cm
Photos and Text: Vivobarefoot