Thickness: 4" Width: 30" Length: 54" Density: 2.4 lbs / Cubic FootDurable, high density foam suitable for long-term use
This 4" thick, high density foam (4x30x54) can be used in a standard 27"x52" crib mattress, offering plenty of cushioning and support for your baby. This size is also appropriate for use when upholstering a boat or RV jump seat with standard measurements of 25-27" in width and 18-22" in depth. The 4" foam thickness provides plenty of support for these chairs.Fire Rating: Meets Applicable Parts of California Technical Bulletin 117
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4 x 30 x 54 High Density Upholstery Foam