do you need a box spring with a sealy mattress

Garvee King/Queen/Full Upholstered Bed Frame with 4 Storage Drawers, Adjustable Headboard & Wood Slats, No Box Spring Needed, Black/Grey/White

Continental Sleep, 8-Inch Fully Assembled Wood Split Traditional Box Spring/Foundation for Mattress Set,

Kelsey Upholstered Bed in Boucle - Threshold™

Kelsey Upholstered Bed Linen - Threshold™

Twin Over Twin Bunk Bed with Trundle and 3 Storage Drawers, Convertible Design, Solid Wood Frame, No Box Spring Needed

Stairway Twin Over Full Bunk Bed with Trundle, Storage Stairs, Guard Rail, Wood Frame, No Box Spring Needed

Sapphtopaz Wood Bed Frame with Shelves and Storage Headboard Platform Bed Frame for Bedroom, No Box Spring Needed

NicBex California King Size Wooden Bed Frame with Chenille Upholstered Headboard,Modern Platform Bed,No Box Spring Needed

Continental Sleep, 8-Inch Fully Assembled Wood Split Traditional Box Spring/Foundation for Mattress Set,

Dexmalle King Size 12 Inch Medium Plush Individual Pocket Spring

Pine Wood Platform Bed - All-in-One with 2 Nightstands, Storage Shelf, Cabinet & 3 Drawers, 2 Charging Stations, No Box Spring Needed

ELJGET Full/Queen Mattress, 12" Hybrid Mattress in a Box, Gel Memory Foam Mattress, Medium-Firm & Fits Any Bed Frame

Acme Furniture Dresden 96" California King Bed Vintage Bone White: Victorian Style, Tufted Leather, No Box Spring Needed

Nasitip Full/Queen Blue Velvet Bed Frame with Adjustable Headboard and 4 Storage Drawers, Button Tufted, No Box Spring Needed

Bed Frame with Headboard - Platform Bed Frame with Storage Drawers, Safe Rounded Corners & Strong Metal Slats, No Box Spring Needed, Ottoman

Whizmax Bed Frame, Modern Upholstered Platform Bed with Adjustable Headboard, Heavy Duty Button Tufted Bed Frame with Wood Slat Support, Easy Assembly

Vector Linen Upholstered Platform Bed Frame - Boyd Sleep Eco Dream

coucheta Bed Frame with Natural Rattan Headboard and Footboard, Wooden Full Platform Bed No Box Spring Needed, Noise-Free Easy Assemble

Gracie Mills Barr Classic Box Quilted 3M Microfiber Mattress Pad

Nasitip Queen/King Cream Upholstered Bed Frame with 51" Tall Wingback Headboard & Footboard, Velvet Platform, No Box Spring Needed

Twin Size Platform Bed With Trundle, Hollow Headboard Platform Bed, Wooden Slats Support, No Box Spring Needed, Easy Assembly

Whizmax Two Size Bed Frame with 4 Drawers and Headboard, Metal Platform Bed, Sturdy and No Noise, No Box Spring Needed, Vintage Brown

Santina Metal Arches Platform Bed - Inspire Q