10.5" Extra Firm Mattress — M8405 — Starting Price: Twin

Name: 10.5" Extra Firm Mattress — M8405 — Starting Price: Twin
Brand: Poundex
SKU: M8405T
Price: 291.83 USD
Availability: InStock

Poundex

SKU M8405T

$291.83

~~$448.97~~ $291.83

Sale Sold out

35% OFF

Shipping calculated at checkout.

Size Twin Full Queen King California King

Purchase Option Mattress Only Mattress + 2-inch Bunkie Board Mattress + 4-inch Foundation Mattress + 7-inch Foundation

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10.5" Extra Firm Mattress by Poundex. Choose your mattress size, then select Mattress Only or add a matching-size foundation.

Coil : Bonnel Spring, SmartFoam, U-Guard, Tight Top, SmartQuilt EXTRA FIRM - 10.5”

Choose your package

Mattress Only: one mattress in the selected size.
Mattress + 2-inch Bunkie Board: one mattress and a matching-size low-profile support.
Mattress + 4-inch Foundation: one mattress and a matching-size 4-inch foundation.
Mattress + 7-inch Foundation: one mattress and a matching-size 7-inch foundation.

Sizes & supplier availability

Size	Mattress SKU	Mattress dimensions (inches)	Availability checked November 6, 2026
Twin	M8405T	38” x 74” x 10.5”H	Out of stock at Poundex; incoming availability must be confirmed
Full	M8405F	53” x 74” x 10.5”H	Out of stock at Poundex; incoming availability must be confirmed
Queen	M8405Q	60” x 80” x 10.5”H	Out of stock at Poundex; incoming availability must be confirmed
King	M8405EK	76” x 80” x 10.5”H	Out of stock at Poundex; incoming availability must be confirmed
California King	M8405CK	72” x 84” x 10.5”H	Out of stock at Poundex; incoming availability must be confirmed

Out-of-stock models may be ordered for incoming availability. Contact Furniture World to confirm availability and timing before ordering. Bedding, decorative accessories, and bed frames are not included.