name:cotton ball weight:0.2g/pc material:100% natural pure cotton certification:CE certification sterile or non-sterile saturated round pattern advantage:soft and gentlile,convenient and clean, Medical and cosmetical use packing:100pcs/bag,or 150pcs/bag, or your requirements we can produce the differnent weights from 0.1-0.5g, or according to customer's requirements please contact with me, if you have any questions