Petz Best Dog Medium 3/4-Inch Green Jagged Recycled Poly Collar, 10-Inch to 16-Inch 100-Percent recycled polyester made from plastic bottles Anti-microbial and hypo-allergenic Durable designed to withstand the rigors of pulling and tugging Hardware is sturdy, reliable and meets all consumer product safety standards We love pets so much that a portion of our profits are donated to help them