do you need a box spring with a sealy mattress

Bed Frame with Storage Drawers - Heavy Duty Metal Platform with Wooden Headboard, No Box Spring Needed, Easy Assembly, Vintage Brown

Continental Sleep, Unassembled Twin Box Spring for Twin Bed, 2.5-Inch Wood Box Spring Only, Packed Flat, Easy Assembly, White

Sealy Cozy Cool 2-Stage Hybrid Crib and Toddler Mattress

Austin Wingback Platform Bed in Tweed - Threshold™

Twolike 10-Inch Memory Foam Mattress in a Box for Pressure Relief and Motion Isolation, Medium Firm Fast Rebound Mattress.

DobleePy Twin Walnut Wooden Bed Frame with Storage Headboard and Raised Footboard, Low Platform, Sturdy Slats, No Box Spring Needed

Sealy Healthy Dream 2-Stage Hybrid Crib and Toddler Mattress

Home Design Concord Box Spring Black/White

Adaline Upholstered Platform Bed with Arched Headboard in Linen - Threshold™

Modern Studio Metal Platform Bed 1500 Black - Zinus

12" Wen Deluxe Wood Platform Bed Frame Cherry - Zinus

6" Suzanne Platform Bed Frame Gray Wash - Zinus

Queen Timila Velvet Fabric Upholstered Daybed with Trundle - Baxton Studio: Glam Bedroom Furniture, No Box Spring Needed

Olivia Upholstered Textured Linen Platform Bed - Threshold™

Toddler/Twin Grand Prix Race Car Bed - Delta Children

Olivia Platform Bed in Boucle - Threshold™

Twin Bed Cream - Room Essentials™: Upholstered Headboard, Plywood Frame, No Box Spring Needed

Continental Sleep, Wood Box Spring/Foundation with Legs for Mattress Support, Fully Assembled, No Need for Bed Frame, Black

Christina Platform Bed Frame with Headboard Gray - Zinus

Sealy Butterfly Premium Firm Crib Mattress and Toddler Mattress

Seguro Canopy Metal Platform Bed Frame Black - Zinus

Dachelle Upholstered Platform Bed Frame - Zinus

Lorrick Quick Snap® Platform Bed Frame Black - Zinus

FDW 12 Inch Bamboo Charcoal Innerspring Mattress in a Box with Gel Memory Foam Fiberglass Free CertiPUR-US Certified Pressure Relief