Petz Best Dog Large 1-Inch Heather Organic Cotton Collar, 18-Inch to 26-Inch 100-Percent all natural certified organic cotton Anti-microbial and hypo-allergenic Hardware is sturdy, reliable and meets all consumer product safety standards Durable designed to withstand the rigors of pulling and tugging 100-Percent all natural certified organic cotton Anti-microbial and hypo-allergenic Colored with dyes Durable designed to withstand the rigors of pulling and tugging Hardware is sturdy, reliable and meets all consumer product safety standards