Welcome! And thank you for choosing Championlife as your source of pet sanitation products. We specialize in providing doggie waste bags for the conscious dogs owners. Just we mentioned, we wanna bring more low-carbon & environmental-protection lifestyle to our clients. 15 microns & 9*13 inches & for all our bags, extra strong & extra large, to avoid the unwanted touching while picking the poop. Degradable Poop Bags, Environmental Helper.