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CastleFlexx Sport

CastleFlexx is a globally patented mobility device featuring a unique "foot hammock" design that pulls all your toes back while you stretch.

The Sport Edition is 2x lighter than the Luxury version with super-grip tactical silicone handles designed for outdoor use, gym sessions, or even sauna stretching.

Addresses plantar fasciitis, back pain, sciatica, tight hamstrings, and herniated discs.

Ranked #1 recovery device by HEALTH Magazine. It's used and love by professional athletes, physical therapists, and even Martha Stewart!

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HSA/FSA Eligible

Buy this with your HSA/FSA. Look for our sticker on eligible items!

Learn how to pay with HSA/FSA

Key Features

• 2x lighter than CastleFlexx Luxury

• Globally patented foot hammock design allows full toe flexion for deeper stretches

• Portable for gym or outdoor

• More budget-friendly

Reviews

"CastleFlexx is a product I use daily, nightly, especially with training where my muscles have been killing me, on my hip flexors and lower back - it does make a huge difference."

About

CastleFlexx

CastleFlexx’s foot-anchored system helps mobilize calves, hamstrings, and hips while building strength through range — a daily fix for tight, desk-bound bodies.