Features: The use of percussion surfaces drum skin increases the rich of timbre and the output of volume, making the performances more dynamic and shockings. Made of PET material, it has durability and stability, can withstand long-term performances and frequent tapping, ensuring stable and long-lasting sound quality. With very accurate drum response, each stroke can produce a clear and bright sound, making the performances more precise and enjoyable. Compact structure, light weight, easy to carry and assemble, suitable for playing in different occasions, such as performances, exercises, and outdoor activities. The percussion surfaces drum skin can generate rich timbre changes, and users can create different sound effects through different percussion forces and positions. Specifications: Material: PET Color: White/Black Style: Single Pedal /Double Pedal Single Pedal diameter: Approx. 11cm/4.33inch Double Pedal size: Approx. 18x10cm/7.09x3.94inch Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 2pcs Drum Patches