... 23+20+25g special for prevent pollen 3D face mask, 3-ply, earloop( elastic ear-loop is spandex ... fabric)Special 3D design, make mask more joint face and big space for breath. ... 23+20+25gsm 23+25(BFE99%)+28gsm4) style: spot welding by anto-machine 5) color: white, pink, blue, ... garden etc.8) packaging: Inner 50-100/box, Outer 1000-4000/ctn9) customer's logos can be printed on ...