Mattresses Mattresses Pillows Pillows Bed Frames Bed Frames Bedding Bedding Gifts Gifts Bundles Bundles Holiday Deals Sale Stores 10% OFFSale ends 11/30* The Foundation We reinvented the box spring. Our foundation provides excellent support under any Casper mattress and can be assembled in minutes. The Foundation also comes with a 30-night, risk-free trial. Size Queen $314.10$349 Twin - $269 Twin XL - $269 Full - $314 Queen - $314 King - $359 CAL King - $359 Ready to ship, free shipping & returns ? Metal Bed Frame This easy-to-assemble frame pairs with the Casper foundation and any Casper mattress to create a perfect sleep setup. Learn More $134.10 +$149.00 Add 2 items to cart Strong and sturdy Engineered with solid wood, the foundation has been rigorously tested for durability and proven to stand up to years of sleep. Perfectly spaced slats Older box springs’ slats tend to be too far apart, leaving room for a mattress to sag. Our foundation’s slats are positioned a perfect four inches apart for optimal support. Effortless assembly It can be easily assembled and disassembled in a matter of minutes — and you don’t need to use any tools. Foundation Reviews Super Impressed Erica Atlanta, GA Love everything about it!! Foundation has the easiest assembly I've ever seen. Two of my grandchildren, aged 17 and 13, set it up for me. Genius, no problem whatsoever. Jane Friendswood, TX Great solution Kathleen Fairport, NY Product specs Measurement & dimensions Construction & materials Compatibility Shipping Warranty 30-night, risk-free trial* We give you 30 nights to try it on us, and 100 nights if you also buy a mattress. Don’t love it? We’ll take it back and give you a full refund. Free shipping and returns* Free shipping and returns are included with every order. Exceptional customer service Snooze specialists are available seven days a week to answer any question under the moon. *Select products ineligible for free shipping where indicated. Additional shipping fees apply to AK, HI, Yukon, Nunavut, and N.W.T. See Terms Frequently Asked Questions Can I use the foundation on the floor? Do you need a foundation for a mattress? What is a bed foundation used for? What is the best foundation for a mattress? Is a foundation the same as a box spring? What height should a mattress foundation be? Build your dream bed Meet the stars of sleep innovation Shop mattresses See all bed frames Shop now >Foundations Products Mattresses Pillows Bed Frames Adjustable Bed Frames Sheets Duvets Weighted Blanket Glow Light Dog Bed Bundles Shop by Size Twin Twin XL Full Queen King Cal King Size Guide Support Contact us FAQ Returns Trial Warranty Financing Protection Plan About Our Story Casper Labs Stores Jobs Press Follow Casper Investors Resources Black Friday Sale Reviews Mattress Sale Casper Promos Casper Upgrade Program Refer & Earn Trade & Commercial Blog Casper vs. Competition Better Sleep, Better You Sign up for the latest snooze Submit +1 888.498.0003 © 2021PrivacyTermsAccessibilitySitemapDo Not Sell My Personal Information