Shanghai Fanshu Trading co.,Ltd Company Profile Custom Services For Face Mask 1. Material -- Widely Used Material Is Polypropylene, Including Spun-Bond & Melt-Blown. Material Like Spunlace Or Other Non Woven Material Are Also Available. 2. Weight/Thickness -- 99% Of The Type Masks Are Made Of 3 Ply, Total Weight Is About 60-90g/M2. -- According To Our Sales Record, Clients Who Decided To Order Earloop Mask Chose The Following Types In The End. 3. Size -- For Adults: 17.5×9.5cm -- For Teens/Ladies: 14.5×9.5cm -- For Kids: 12.5×8.5cm, 12×7cm