If you want to use the blender and ice cream maker to make delicious food in the morning and evening without disturbing your sleeping family members, pets and neighbors. You deserve this silent cover Smartang sound cover 1.Block 70% of the noise 2.Waterproof 3.Fire prevention 4.Tear-resistant 5.Foldable for storage, it doesn't take up much space The key to its ability to block noise lies in the use of expensive automotive sound-absorbing cotton inside -- -- -- -- -- -- -- -- -- -- -- -- -- - Quiet environment: 30-40dB Interference with sleep: Over 50dB High-intensity noise: over 90dB Why do we need a silent cover When the blender and ice cream machine are in use, the sound can reach 95db, which is similar to the sound of a rock concert or an airplane taking off. This not only affects sleep, but also harms one's hearing and nervous system. Because we designed this lid that can block out noise.