This Pet Qwerks BarkBone is made with nylon and infused with real bacon for an irresistible, savory flavor your pal won’t be able to resist. All BarkBone components are non-toxic, non-allergenic, FDA compliant and sourced right here in the USA! This chew toy is also designed with a shape and texture that make it easy for your pup to pick right up. Best of all, they are 100% free of colorants, flavorings and additives, so you can feel confident giving your furry friend a toy you can trust.