Both sides has a two" gusset the expands the capability of the bag earning for A better pickup with any dimension Pet. I did lots of study and wound up selecting these bags as they may have the best compostable Homes as compared to other "biodegradable" bags. The bags are https://petlaudshoppoopbags43209.mybjjblog.com/poop-bags-dog-no-further-a-mystery-47111018