九巴口罩 - 1 盒 (30 個)
- 尺寸 : 17.5厘米 x 9.5厘米 (+/- 0.2)
- ASTM Level 2認證
- BFE, PFE, VFE > 99%
- 不含人造玻璃纖維及合成乳膠
- 於 ISO 14644-1 class 8 無塵間生產
- Size : 17.5cm x 9.5 cm (+/-0.2)
- ASTM Level 2
- BFE, PFE, VFE > 99%
- No glass fibre and Latex free
- Manufactured in the clean room with ISO 14644-1 class 8
P.S. Delivery to the U.K. is delayed due to lockdown. It may take longer time than usual.