Amazon Basics Back Support Cushion, Memory Foam, Lumbar Pain Relief, Bonus Included

This is an Amazon Basics backrest cushion (memory foam/black).
Purchased on Amazon and used for about 1 week.
A cloth was used to prevent stains during use, so it is in clean condition overall.
An adjustable strap is included.
Stored in a pet-free, smoke-free environment.

As an additional bonus, a cylindrical support cushion (approx. 28cm length, 12cm diameter) is included.
This was also used for about 1 week and is in clean condition.

Brand: Amazon Basics
Color: Black
Size: Approx. 40 x 34 x 11.9 cm
Reference Product Pages (Amazon):
Backrest Cushion: https://www.amazon.co.jp/dp/B08D4JFN17
Support Cushion (Bonus): https://www.amazon.co.jp/dp/B0CJFCJKJ5

It will be shipped in a bag.
If you are looking for this item, please consider it.