Mattress Size Foam, Twin or Long Twin Thickness:4.5 inches open cells of this reticulated

open cells of this reticulated foam (when covered with an open-weave fabric) allow water to pass right through the cushion and offer improved air circulation

Residential grade has longer life than Poly

Firm Quality Foam is designed for heavy traffic

5 - Compression 44 (ILD)

Premium grade with high resilience is best for bench seats or hard mattresses

Mattress Size Foam, Twin or Long Twin Thickness:4.5 inches open cells of this reticulatedPre cut to fit your bedding needs: Twin 39'' x 75'' or Long Twin 39'' x 80'' Available in various thickness and grades. Cover not included. Good Poly Foam is an economical all purpose foam. Acceptable for occasional use. Off white color. Not Fire Retardant. Density 1. 5 : Compression 44 Good Firm Poly Better Angel Foam, residential grade, is longer lasting than Poly. Off white color. Not Fire Retardant. Density 1. 8 : Compression 36 Better Firm Angel