Semi-double Cotton 100% Bed Pad, White, Washed Cotton

Just purchased from Yahoo! Shopping.
Taken out of the bag but brand new and unused ?

★Retail Price: ￥2,980

This is just my personal opinion, but...
I think it's thin.

-Product Description-
[Washed Finish]
[100% Cotton]
[Durable for Long-Term Use]
[Securely Stays in Place All Night with 4 Elastic Straps!]
[Machine Washable at Home!]

[Size and Specifications]
Semi-Double 120×205cm

[Composition]
Outer Fabric: 100% Cotton
Lining Fabric: 100% Polyester
Filling: 100% Polyester

[Color]
White