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【Excellent Condition, Includes Extra Cover】Proidea Sekijin ga GUUUN Beautiful Posture Seat Cushion - For Back Pain Relief

★★★★★ 4.5 rating · 22 reviews · 217+ sold
$36.30 $47.1899990081787 30% OFF
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Product Details

【Sit and Instantly Improve Your Posture! Includes a Spare Cover for Cleanliness】
This is the Seisui ga GUUUN Bi-Shisei Zaisu (Straight Back GUUUN Beautiful Posture Chair) from Proidea.
Its thick cushioning firmly supports your lower back, naturally guiding you into the correct posture just by sitting.

■ Great Included Accessories
・ Comes with a dedicated spare cover:
A replaceable cover is included as a set.
You can immediately swap it out and wash it if it gets dirty, so you can use it with peace of mind in a clean condition at all times. Having a spare cover is incredibly convenient!

■ Product Condition
・ Condition: No noticeable scratches or dirt. It is in excellent condition with the cushion's elasticity still firm.

■ Product Condition
・ Condition: No noticeable scratches or dirt. It is in excellent condition with the cushion's elasticity still firm.
・ Cleaning: Cleaned and disinfected with alcohol. Stored in a pet-free and smoke-free environment.

■ Refresh Yourself with Two Ways to Use It
1. Normal Use: The unique backrest shape firmly supports and relieves tension in your stiff lower back.
2. Hugging Sit: By facing the backrest forward and sitting as if hugging it, you can expand the area around your shoulder blades for stretching. This makes reading or using your smartphone less tiring.

■ Recommended Features!
・ 28-Level Reclining: With fine adjustments, you can find the perfect angle for you.
・ High Rebound Urethane: Features a thick cushion that prevents your bottom from getting sore.
・ Calm Brown Color: A color that blends well with any room.

【Shipping】
We will pack it carefully and ship it promptly.

【Immediate Purchase Welcome!】
This is an expensive set when you consider the retail price (around ¥10,000~) plus the separately sold cover.
For those looking for a product in good condition, this is first come, first served!

Category
Orthotic Supplies & Support Belts
Brand
PROIDEA
Condition
No noticeable scratches or marks
Shipping
Included in price (by seller)
From
Saitama

Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.

Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.

Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.

Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.

Customer Reviews (22)

4.5
★★★★★
Based on 326 reviews
5 stars
90%
4 stars
10%
3 stars
0%
2 stars
0%
1 star
0%
M
User5168042
★★★★★
2026-11-07

Tout est arrivé à temps et sans dommage.