AeroMat Elite High Density Firm Foam Roller 6"x23" When you really need to roll out your muscles, turn to the AeroMat™ Elite High-Density Foam Roller.• Designed for moderate to heavy use.• Durable foam material holds its shape.• Smooth surface.• Improves alignment and hip mobility.• Latex, PVC, Phthalates and Chloride free.• 6'' x 23''.