Foundation

We reinvented the box spring. Our bed foundation provides excellent support under any Casper mattress and can be assembled in minutes.

Need replacement Casper Foundation pins? Shop Foundation Pin

Why you’ll love it

STRONG AND STURDY: Engineered with solid wood, the Foundation has been rigorously tested for durability and proven to stand up to years of sleep. EFFORTLESS ASSEMBLY: It can be easily assembled and disassembled in a matter of minutes — and you don’t need to use any tools. SUPPORTIVE SLATS: Perfectly spaced slats positioned a perfect four inches apart for optimal support.

Measurements & Dimensions

Twin 74″ x 37.5″ x 7.5″ Twin XL 79″ x 37.5″ x 7.5″ Full 74″ x 52.5″ x 7.5″ Queen 79″ x 59.5″ x 7.5″ King 79″ x 75.5″ x 7.5″ California King 71.5″ x 83″ x 7.5″

Materials & Certifications

Solid and/or Engineered Wood Frame and Slats Woven Exterior Upholstery Non-Woven Interior and Slat Upholstery

Shipping & Warranty

Free shipping via UPS – additional shipping fees apply to Alaska and Hawaii. Click here to learn more about our delivery process. Furniture has a 30-night trial, extended to 100 nights if purchased alongside a matching mattress. Subject to 2 Year Limited Furniture Warranty . Some states charge a Recycling Fee to help fund their mattress recycling programs. This state-mandated fee is added to the cost of each mattress, foundation, and bed frame you order and is not refundable.