Bed Wedge Gap Filler King 76in x 8in x 6in - Headboard Gap Pillow

In this review of the Bed Wedge Gap Filler King, the bottom line is simple: this is a practical solution for anyone who wants to stop pillows and small items from disappearing between a king mattress and the headboard or wall. The wedge is designed to close a gap from 0 to 8 in and is made from high density foam with an air breathable cover, so it balances firmness and comfort. It is best for sleepers who need a stable barrier behind the mattress and for households that value handy storage, thanks to the two large side pockets.

Key Features

• Gap coverage: Closes gaps from 0 to 8 in to prevent pillows, remotes, and other items from falling behind the mattress.
• High density foam: Provides firm support so the wedge stays in place and keeps sheets and blankets from slipping into the gap.
• Air breathable cover: The removable, machine-washable fabric adds a layer of comfort and is easy to clean.
• Two large side pockets: Built-in storage on both sides holds phones, remotes, eyeglasses and small tablets for easy access.
• Compressed packing: Ships compressed and expands in about 24-48 hours, making setup straightforward.

Who It's For

The Bed Wedge Gap Filler King is aimed at people with king size beds who want a tidy bedroom and fewer lost items; it works well for parents who worry about toddlers or babies hitting the headboard and for anyone who frequently misplaces remotes or phones at night. Its firmness and breathability suit sleepers who need a stable barrier rather than a soft decorative cushion.

Those who should look elsewhere include shoppers who want a plush, fully decorative bed pillow or people who need gap coverage for nonstandard mattress heights beyond the stated 0 to 8 in range. If you prefer memory foam that contours heavily, this firmer high density foam wedge may feel too supportive.

Pros & Cons

Pros

• Effective at closing a 0 to 8 in gap and preventing lost pillows and small items.
• Firm, high density foam keeps the wedge from shifting during the night.
• Practical storage with two large side pockets for phones, remotes and glasses.
• Machine-washable, breathable cover makes maintenance simple.

Cons

• Fill capacity opinions are mixed, so some users may find the foam firmer or less plush than expected.
• Compressed packing requires 24-48 hours to fully expand before use.

Specifications

Product type	Bed wedge gap filler
Size	76 in x 8 in x 6 in (king)
Gap range	0 to 8 in
Core material	High density foam
Cover	Air breathable, machine-washable fabric
Storage	Two large side pockets
Packing	Compressed; expands in 24-48 hours

Our Verdict

The Bed Wedge Gap Filler King is a sensible, value-minded accessory for king beds that solves a common nuisance: lost pillows and items behind the mattress. With firm high density foam, breathable washable cover and useful side pockets, it is best for sleepers who want a reliable barrier and extra bedside storage. Expect a short wait for full expansion, but otherwise it is a practical addition for tidy, safer bedrooms.

Frequently Asked Questions

Will this fill most headboard gaps?
Yes, it covers gaps from 0 to 8 in, which fits the majority of standard headboard-to-mattress gaps.

Is the cover washable?
The cover is made of air breathable fabric and is machine-washable for easy care.

How long until it is ready to use?
The wedge is shipped compressed and typically requires 24-48 hours to fully expand before normal use.