Our family's 100% natural Blueberry Chew Sticks are harvested directly from hand-selected blueberry bushes. Small animals find blueberry bark and wood to be an especially delicious natural treat. These naturally harvested blueberry sticks are free of dyes, additives, and preservatives. Farmer Dave's enhanced curing system guarantees maximum hardness, no spoilage, and no bugs. Our Blueberry Chew Sticks are hand-selected ensure quality control and small pet satisfaction.