Why Cork? The Material Science Behind Every Primal Product
Discover why cork is the foundation of every Primal product. Explore the material science behind cork and how its natural performance, renewability,...
Read moreThe only B Corp Certified™ Cork Polymer Slippers, made in Portugal
Sustainable Hotel Slippers
Who We Are
Primal stands for discovery without destruction. We are an award-winning footwear design team creating premium cork insoles, hotel slippers, and flip flops rooted in the circular economy. Made in Portugal from carbon-negative and naturally regenerative cork, Primal delivers maximum comfort — and a minimal footprint.
Maximum Comfort
Premium natural materials, crafted in Portugal for exceptional comfort.
Minimal Footprint
Powered by naturally regenerative, carbon-negative cork and designed for circularity.
Certified B Corp
Using business as a force for good through verified social and environmental impact.
Our partners
Why the Fløps.
Cloud Comfort
Soft landings and quiet steps provide lasting comfort while reducing strain on your feet and joints throughout the day.
Circular by Design
The Fløps are made from bio-based materials designed for durability during use and recyclability after their lifecycle ends.
Mono-Material
The Fløps feature a mono-material and anti-slip design that eliminates weak points and makes them more durable and safer to wear.
Award Winning Design
Made from regenerated biopolymers, engineered for lasting comfort and a minimal footprint.
Latest news.
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What Hotels Need to Know Before the EU Cracks Down on Greenwashing
Explore how the EU Green Claims Directive will impact hotels, sustainable procurement, supplier verification, environmental claims, and hospitality compliance.
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Why Yacht Hospitality Is the Next Frontier for Circular Design
Luxury yacht hospitality is evolving with sustainable materials and cleaner technology. Learn why circular guest amenities are the next opportunity for innovation.
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How to Pack for a Beach Trip Without the Plastic Guilt
Learn how to pack for a beach trip with less plastic. Discover simple swaps, from reusable flip-flops to reef-safe sunscreen and refillable...
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Get in touch
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Questions, partnerships or bulk orders — we'd love to hear from you.