This is a box spring sheet for a semi-double size bed from the luxury bed brand "Simmons." * Brand: SIMMONS * Size: Semi-double (SD) * Purchase Date: July 2025 【Product Details】 * Basic Box Spring Sheet This cover is made of 40-count plain weave for excellent durability. Made with natural, 100% cotton, making it recommended for everyday use. 【Condition】 * Box Spring Sheet: New, unused 【Retail Price】 * Box Spring Sheet: ¥12,650 (tax included) It has been stored cleanly and is in a condition that allows you to use it with peace of mind. We will ship quickly and carefully.