【New, Unopened】Hitsuji no Iranai Mattress

Received as a bonus in October 2025, but I don't have a double bed at home, so I'm selling it.

[Product Name] Hitsuji no Iranai Mattress? - SLEEPER - Double Size
[Size] Double Approx. 140 x 195 x 3 cm
[Main Body] TPE (Thermoplastic Elastomer)
[Cover] 86% Nylon, 14% Polyurethane
Retail price ￥59,800.

Shipping will be done by attaching the shipping label directly to the product box.
This is a brand new, unused item.
Shipping will be in the original product box.

[Product Overview]
Hitsuji no Iranai Mattress SLEEPER is a single-size mattress designed to provide comfortable sleep. It is easy to wash, combines softness and stability, and is designed for easy turning over.

[Features]
This mattress has a sales record of over 120,000 units sold and is supported by many users. It comes with a cover and can be washed whole, allowing you to keep it clean. It is breathable, prevents stuffiness, and can be used comfortably in all seasons.
Recommended for those suffering from physical discomfort such as back pain or stiff shoulders.
Although it is a thin mattress, it can be used on its own or added to your current bedding for versatile use.

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