Effortless Movement Every Time You Swim
Discover more underwater and enjoy every swim session easily. Threo fins gently support your legs and keep your feet relaxed. Every kick feels natural and helps you glide without strain. Dive longer and explore further with comfort on every trip.
Custom Fit
Easily adjust straps for any foot shape quickly and securely. Quick-release buckles save time, so you never struggle getting ready.
Lightweight Comfort
Flexible, soft material prevents sore spots and rubbing on skin. Breathable mesh design keeps feet cool and happy throughout use.
Travel Ready
Short, sturdy blades can be easily packed for trips anywhere. Mesh bag and inserts protect your fins and keep everything neat.
Size Guide
- TO MEASURE YOURSELF:
- 1. Stand in your bare feet with your heel against the wall.
- 2. Place a ruler on the floor parallel to your foot with the end of the ruler against the wall.
- 3. Find the length from the wall to the end of your longest toe.
| SIZE | US | UK | EU | FOOT LENGTH | |
|---|---|---|---|---|---|
| cm | inch | ||||
| S-M | 5.5-8.5 | 4-7 | 37-41 | 23-25.5 | 9.06-10.04 |
| L-XL | 9-13 | 8-12 | 42-47 | 26.5-29.8 | 10.43-11.73 |
Rachel N.
Nice fins, pack small and feel light in the pool.
Megan H.
I was worried about blisters, but the soft material surprised me. No hot spots, even after an hour in the lake, and I move through the water with little effort.
Ethan G.
I like how easily the straps adjust over my neoprene socks. The blades give a strong push without stressing my knees, so I can snorkel all afternoon.
Natalie B.
I use these at the local pool for leg workouts. They give steady power without straining my calves, and I like that my toes don’t feel cramped or squished.
Sophie L.
I’m new to snorkeling and these fins helped me feel confident. Soft pockets cradle my feet, and the gentle kick lets me stay out longer exploring reefs.
Jenna P.
These have become my go-to for travel. They’re compact, slide into my carry-on, and the inserts keep their shape so they’re ready for the next beach trip.
George L.
Bought these for my sister’s birthday. She said the fins feel secure, stay snug over her slim feet, and the solid build gives her confidence about their durability.