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sku: ADISCR

Fitterfirst ProActive Sit Disc Rectangle

Versatile and Travel Ready - Active Sitting Made Easy

Stay Active Anywhere with the Fitterfirst ProActive Sit Disc

Discover ultimate comfort and versatility with the Fitterfirst ProActive Sit Disc, designed to keep you moving and improve your posture—whether you're at your desk, working out, or on the go.

Key Features:

  • Customizable Comfort: Built with self-inflating Therm-a-Rest® technology, you can adjust the firmness to suit your needs.
  • Portable & Travel-Friendly: Rolls up easily to fit in your bag, drawer, or carry-on, so you can enjoy better posture and core engagement wherever you are.
  • Multi-Purpose Design: Over-inflate to use as a bolster for yoga or exercise, or keep it firm for standing exercises to build strength and balance.
  • Durable & Comfortable: The soft, washable fabric-covered surface ensures lasting comfort whether you’re sitting or standing.

Perfect for busy professionals, fitness enthusiasts, and travelers, the ProActive Sit Disc is your go-to tool for improving posture, core strength, and overall well-being—anytime, anywhere.

Take your health and posture to the next level with the ProActive Sit Disc!

  • Prevents sitting & nerve pain
  • Aids in injury rehab, core strength & balance
  • Portable for on the go comfort
  • Can be over-inflated to use as lumbar support
  • Self-inflating & deflating with Therm-a-Rest® valve
  • Soft fabric-covered surface
  • Durable for standing exercises & portability
Beginner


Manufactured In:
Made in Taiwan

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Customer Reviews

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L
Lindsay M.
Every sport parent needs one!

I used this for the first time last night while in the bleachers for 3 hrs at my daughters tournament. What a relief! The difference in my comfort level was night and day. Just barely inflated, it gave the perfect amount of cushioning to prevent numb-bum, and it helped with my posture. Bleacher seating just got 100% better