★This bed is "customer assembled furniture"★ For "customer-assembled furniture," we ask that customers unpack, assemble, and install the product themselves. Bed with legs, Japanese pocket coil mattress, single, legs 30cm Bonnell coil or pocket coil or domestic pocket coil Choose from 3 types of sleeping comfort High quality that has passed the VOKEN inspection Leg lengths available: 15cm, 22cm, and 30cm Available in a wide range of sizes from SS to Q ------------------------------ Over 20,000 units sold in the series! Quality we are confident in Quality Point 1: Manufactured in an ISO9001 certified factory. Bonnell coil mattresses and pocket coil mattresses are Manufactured in an ISO9001 certified factory. We have obtained ISO9001:2008, the domestic standard price, and are internationally certified. Quality you can trust, recognized by testing agencies