Features:
1. The shell is a three-layer structure (the outer shell/inner shell/cover is integrally formed)
2. The actual sound insulation decibel can be above 30DB
3. The earmuffs are completely glued without any glue (there is no possibility of any toxic substances)
4. Soft and comfortable, no ear pain after long wearing
5. Easy to clean and durable
Specification:
1. Material: ABS, sponge, flannel
2. Uses: sleep, industry, learning sound insulation protection
3. Noise reduction rate: 22%
4. SNR: 25dB
5.NNR: 22dB
6. Style: frog, giraffe
7. Net weight: about 200 grams
8. Packing: carton/blister