Full size bed frames
Upgrade your sleep setup with full size bed frames built for spacious comfort. Purple full bed frames combine personalized support and customizable positioning to help couples and solo sleepers enjoy more restorative rest.
Full adjustable base
Find your perfect angle to relax, read, or sleep with a full adjustable base designed for personalized, ergonomic comfort.
Full platform beds
Upgrade your bedroom with a full platform bed frame, offering sturdy, reliable support and a beautifully streamlined look.
Full foundation
Ditch the squeaky traditional box spring for a strong full foundation designed to extend the life and support of your mattress.
Full Purple Flat Foundation
The box spring, reinvented — durable with effortless assembly
Steel frame supports up to 2000 lbs
Fits within most panel style bed frames
The right support
Your Purple mattress supports and conforms to your body like no other mattress. To function properly, it needs the right foundation.
Compatible with Purple mattresses:
- Bed frame with slats less than 3.5-inch apart
- Solid surface base
- Adjustable base tested to at least 750 lbs. weight capacity
Not compatible:
- Traditional box spring
- Bed frame with slats more than 3.5-in apart
Stronger together
Explore more Purple products designed to elevate comfort, recovery, and support throughout your day. Whether you're sleeping, lounging, or working, Purple products are built to help you stay comfortable in every space.
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Frequently asked questions
Full size bed frames typically range from 53” - 59” wide and 74” - 80” long.
In general, bed frames are 2” to 5" wider and longer than their corresponding mattress sizes. However, some lower profile styles, like platform bed frames, may be closer to the exact dimensions of the mattress.
We recommend purchasing a bed frame for your Purple mattress right here at Purple. We offer a wide range of ergonomic bed frames, foundations, and adjustable bases engineered for sturdy, creak-free support. If you’d prefer to experience them in person — find our assortment of bed frames and supportive full sized mattresses at the closest retailer near you.
Purple full size mattress frames range between $399 for the Metal Platform and $710 for the Upholstered Bed Frame. We also offer the Adjustable Base in a full size, which is priced at $699. Please note prices are subject to change.
No. Given the substantial differences in length and width, a full size mattress will not properly fit on a queen size bed frame. To ensure proper support, your bed frame and mattress should be the same size.
No, mattresses and bed frames are sold separately, though we recommend checking out our sale page, as we often offer a discount when purchasing both.
If you’re looking for a comfortable full size mattress, check out our bestselling full size mattresses:
The Purple Mattress® and the PurpleFlex™ Mattress. Or check out our customer favorite RestorePlus® Hybrid, with responsive coils for enhanced pressure relief and temperature balance.
Our patented GelFlex Grid is the only mattress material that instantly relieves pressure for pain relief and proven deeper sleep. The Grid also sleeps cool, minimizes motion transfer, and adapts to every body type + sleep position.
All Purple mattresses include free shipping, easy returns, a 100 night mattress trial, and a 10 year warranty.
Only our Upholstered Bed Frame includes both a foundation and headboard. Headboard brackets (compatible with most headboards) can be purchased separately.
Purple bed frames ship free of charge — except for addresses in Hawaii and Alaska.
Purple bed frames are designed with convenient under bed storage in mind. The Metal Platform provides 9” of under bed clearance, the Upholstered Platform provides 8”, and the Adjustable Base, Premium Smart Base, and Premium Plus Smart Base each have adjustable-height legs that offer a maximum of 12” clearance.
Note that under bed storage units are not included.