Purchased from Shimamura Music. This item was included as an accessory when I purchased a musical instrument, but I have kept it unopened. I will ship it with simple packaging. No returns or exchanges accepted. The EMUL CPT100M is beige soundproofing equipment that optimizes the acoustic environment. - Brand: EMUL - Model Name: CPT100M - Color: Beige - Category: Soundproofing Equipment (Quoted from Shimamura Music HP) Reduces sound and vibration to the floor when playing an electronic piano, such as keystrokes, pedal operation, tapping your feet to the rhythm, and moving the chair. Maintains etiquette for those downstairs. Prevents damage to the floor where the piano is placed. Achieves a lightweight impact sound insulation grade L-35 as defined by JIS standards. Material: 40% acrylic, 30% acrylic, 30% polyester Size: Width/150cm, Depth/55cm *Regarding size: This product is sized to fit most major electronic piano manufacturers, but some models may not be compatible, such as discontinued products. Please check the size of your electronic piano before purchasing. *This product does not guarantee 100% soundproofing. Also, the soundproofing effect varies depending on the building's structure and building materials. Safe from vibrations to the downstairs and floor scratches! This is a soundproofing mat exclusively for electronic pianos. Regarding use with floor heating The EMUL electronic piano mat is compatible with floor heating. It can be installed without restrictions on the placement location.