Twin Bed Connector Mattress Pad - This Bed Bridge Will Easily Connect Your Twin Beds To a King Size Great Value! The One Inch Thick Foam Bed Pad Covers the Seam to Increase Comfort. Foam Dimensions: 12 inches wide x 80 inches long Care instructions: Damp wipe only Density: 1 pound Foam pocket depth: 1 inch Materials: Foam