Mattress Size Foam, King or California King Thickness:4 inches You will still get that

You will still get that non slip grip on your foam

5 - Compression 44 (ILD)

Longer lasting than our Standard Poly for general cushioning

Pre-cut to fit your bedding needs: Twin 39'' x 75'' or Long Twin 39'' x 80''

Mattress Size Foam, King or California King Thickness:4 inches You will still get thatPre cut to fit your bedding needs: King 76'' x 80'' or California King 72'' x 84'' 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