color cotton ball    Details:  Material: absorbent cotton Color: pink, yellow, blue, etc wound care Unsterile package: 100pcs/PE bag  200pcs/PE bag Sterile package: 5pcs/pkt 10pcs/pkt disposable medical  Product sise: 0.25g, 0.5g, 2g, 3g, 2.5g 5g