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...
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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Looking for Flip-Flops for a Resort That Are Non-Slip and Eco-Friendly?
Looking for eco-friendly, non-slip flip-flops? Learn what to look for, from certified grip to sustainable materials and long-lasting performance.
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Why Does Your Hotel Still Give You Plastic Slippers?
Why do hotels still provide disposable plastic slippers? Discover the hidden waste, why the industry is changing, and the circular alternative by...
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Every Standard Was Once a Radical Idea
Every standard was once a radical idea. Discover how Primal Soles is helping shape the future of sustainable hospitality through circular hotel...
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Get in touch
Let's talk about your project.
Questions, partnerships or bulk orders — we'd love to hear from you.