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Retro Oso Highlights
WORLD CLASS GRIP
FULL SOLE PROTECTION
THICKEST TRAIL SANDAL
Retro Oso Highlights
WORLD CLASS GRIP
FULL SOLE PROTECTION
THICKEST TRAIL SANDAL


Having honed the art of crafting trail sandals for years, we’ve combined all the best qualities into the Retro Oso. It’s super aggressive, flexible, durable, grippy, and comfortable. From the epic and gnarly to the mellow and easy, the Retro Oso will keep you securely planted to the world in whatever terrain you find yourself exploring.
Weight: 9.2 oz (single sandal, men's size 9).
Thickness: 13MM base + 4.5MM lugs.
Sole: Non-Marking Vibram® Megagrip Outsole + Vibram® Midsole.
Footbed: MGT (Monkey Grip Technology).
Laces: Performance Laces 2.0 *Patented.
Vegan Friendly: Animal free product.
Made in USA or Vietnam (Learn More).
Most men tend to size down 1/2 to a full size with LUNAs.
Most women are true to size.
With LUNAs, you want a close fit and not a lot of space around your foot.
For more detailed guidance and support, please visit our size guide.
Size Guide (Learn More)
We want you to love your LUNA sandals as much as we do!
If you’re not completely satisfied with your sandals within 30 days from the delivery date, you can return them to us for a refund*, no questions asked!
If you’d like to exchange for a different model, return shipping is on us.
After 30 days, the sandals can be returned and refunded if they are still brand new and can be resold as such.
Lightly worn sandals can be returned and refunded, but a restocking fee will be applied.
Heavily worn sandals can not be returned.
After 90 days, sandals can’t be returned or exchanged regardless of condition.
* Original shipping costs will not be refunded and $7.95 will be deducted from your refund for the return shipping cost. (Learn More)
Have you ever noticed how high-quality things work better, last longer, feel right? That’s why we’ve always been drawn to the finest SOLE materials the world can provide. Vibram® is world famous for being wizards in the field of soles and working with them, we’ve perfected OURS.
Have you ever noticed how high-quality things work better, last longer, feel right? That’s why we’ve always been drawn to the finest SOLE materials the world can provide. Vibram® is world famous for being wizards in the field of soles and working with them, we’ve perfected OURS.
Some people just can’t stop loving a great thing, or want to love something new that is old. What can we do for you? Easy! The RETRO line of LUNAs uses our tried-and-true PRE-WING lacing system known in the day as ATS (All-Terrain-Strapping) laces. You can have’em just like dad did in 2012!
Some people just can’t stop loving a great thing, or want to love something new that is old. What can we do for you? Easy! The RETRO line of LUNAs uses our tried-and-true PRE-WING lacing system known in the day as ATS (All-Terrain-Strapping) laces. You can have’em just like dad did in 2012!
What’s so special about our lacing system? Infinite adjustability! Even our buckle can move freely on our patented one-continuous-loop lacing system. If you follow the webbing it goes from your toes all the way around to the top of your foot in one continuous fully adjustable loop. Foot freedom with security is real.
What’s so special about our lacing system? Infinite adjustability! Even our buckle can move freely on our patented one-continuous-loop lacing system. If you follow the webbing it goes from your toes all the way around to the top of your foot in one continuous fully adjustable loop. Foot freedom with security is real.