1/16" thick x 54" wide x 54" long Neoprene EPDM SBR Blended Closed Cell Sponge Medium Density Black/ Charcoal Color with NO ADHESIVE. Water Resistant Material that is Non-Absorbent. Commonly used for Crafts, Cosplay, Sound and Vibration Dampening. Material is bonded end to end to achieve continous lengths and may have a seam in your material. Not recommended for cosmetic purposes as material may have inclusions that are natural to the material and its manufacturing process. We can fabricate the material to custom lenghts and shapes. A simple do-it-yourself (DIY) material. Seal out unwanted elements, cushion what needs cushioning, or use in an application of your choice. Our material is top quality.