YXUZ - Closed Cell Endo-Ultrasound Wedge Sponge Sponge Style: Closed Cell Endo-Ultrasound Wedge (Non-Stealth) Sponge Size (LxWxH): 20" x 20" x 6" Closed Cell Sponges are made from a lightweight, radiolucent, non-porous foam. The perfect solution for any positioning need! These... MSRP: Was: Now: $318.75 Add to Cart