DETAILS :

Made in all the most common mattress sizes from twin to king, the primary function of a box spring is to provide support for a mattress. Some bed frames, like a metal rail bed frame, require using a box spring to keep the mattress from sagging between rails. A box spring also helps with air circulation.

Dimensions :

Twin :  38 inches by 74 inches

Twin XL : 38 inches by 80 inches

Full : 54 inches by 75 inches

Queen : 60 inches by 80 inches

King (Tow Twin XL) : 76 inches by 80 inches