do you need a box spring with a sealy mattress

CAVINAS Twin/Full/Queen Size Modern Floating Wooden Platform Bed Frame,No Box Spring Needed

Coucheta Storage Bed Frame - Bookcase Headboard & 4 Drawers, Built-in Charging, Wood/Metal Frame, No Box Spring

Full Bed Frame with Headboard, Industrial Metal Platform Bed Frame, Rounded Corners, No Box Spring Needed, Noise Free,

KWPZQEB Full/Queen/King Bed Frame Headboard, Wood Platform Bed Frame with Headboard & Under Bed Storage, No Box Spring Needed, Easy Assembly

KTMBDW Full/Queen Upholstered , Cute Girls Bed with Petals Headboard, Platform Bed Frame, Wooden Slats Support, No Box Spring Needed, White

NicBex Full/Queen Farmhouse Bed Frame with Move Storage Headboard,Platform Bed with Charging Station,No Box Spring Needed,White/Gray

FONTOI Twin over Twin Bed with Thick Posts, Bed with Guardrail and Ladder for Kids, Teens, No Box Spring Needed, Brown, 79.4"*61.8"*43.5"

NicBex Farmhouse Wooden Full/Queen Platform Bed Frame with High Headboard and Footboard,Solid Wood Slats Support,No Box Spring Needed,Easy Assembly

Yorkville Daybed Barbados - Comfort

VINGLI Metal Platform with 4 Storage Drawers/Headboard/LED Lights/Charging Station, No Box Spring Needed, Easy Assembly, Wash Grey

NicBex Full/Queen Size Upholstered Bed Frame with Velvet Tufted Headboard,Platform Bed Frame with Rivet Design,No Box Spring Needed,Easy Assembly

77.80"King Bed Frame with Storage Headboard, Charging Station and LED Lights, Upholstered Platform Bed with Heavy Metal Slats, No Box Spring Needed, Noise Free, Easy Assembly, Dark Gray

CAVINAS Retro Style Queen Size Wooden Platform Bed Frame with Gourd Shaped Headboard,No Box Spring Needed

Queen Abel Wood Platform Bed Walnut Brown - Baxton Studio: Spindle Headboard, No Box Spring Needed

Queen Metal Bed Frame with Butterfly Design Headboard/Footboard/No Box Spring Needed

CAVINAS Queen Size Bed Frame, Metal Platform Bed Frame with Headboard, Strong Slat Support, No Box Spring Needed

Jojoka Full/Queen/King Bed Frame with 2 Storage Drawers, Velvet Upholstered, Tufted Rivet Headboard, Wooden Slats, Noise-Free, No Box Spring Needed

Upholstered Bed Frame with Wingback Headboard, Modern Platform Bed with Sturdy Wood Slats, 2 Storage Pockets, No Box Spring Needed

ModernLuxe Full Size Upholstered Platform Bed with Convertible Trundle (Flat or Erected), No Box Spring Needed

Preston Faux Leather Upholstered Platform Bed Frame with Storage Drawers - Eco Dream

RISOKEYS Twin Size Floor Bed with Fence for Kids Boys Girls,Floor Bed with Roof and Full-Length Guardrails,No Box Spring Needed

CAVINAS Full/Queen/King Size Metal Platform Bed Frame with LED Headboard,Modern Bedframe for Living Room,2 USB Ports,2 Drawers,No Box Spring Needed

Nexera Full Valere Platform Bed White: Modern Unupholstered, No Box Spring Needed

King/Queen/Full Size Wood Boho Platform Bed with Rattan Headboard,Storage Cabinet and 2 Sliding Doors