The POM material used in this collar buckle set is not only strong but also lightweight, making it suitable for pets with sensitive skin. Each piece in the set has been thoughtfully designed to offer ease of use – the buckle snaps securely into place, while adjusts smoothly for Features -Color:Black -Material:POM -Size:5.10X3.00X0.80cm/2.00X1.18X0.31in -POM construction prevents rusting and corrosion often seen in metal buckles. -Buckle’s intuitive design allows for quick fitting and adjustments by pet owners of any experience level. -Manufactured with precision to ensure pieces seamlessly without gaps or misalignments. -Ideal weight distribution across the buckle prevents it from flipping over during movement. -Engineered to balance strength and flexibility, preventing cracking under pressure while remaining secure. Package list: 10 x Sets of Buckles