... : 43g,or as you required 3) soft, breathable, cheap Tyvek Shoe Cover:1. Material: Tyvek2. Size: 18*38cm, 18*40cm, 20 ... supply you:1. Cap(bouffant cap, mob cap,doctor cap, work cap, astronaut cap, shower cap and so on)2. Lab ... (Such as Beard Cover, Head Rest, Bed Cover,etc) Tyvek Shoe Cover