-Reflective design -With a hardwearing nylon base, perfect for all weathers and swimming -Adjustable for a comfortable and secure fit -With snap-buckle fastening -Available in 3 sizes, small (20-30cm), medium (30-50cm), and large (45-70cm) -Matching lead available Important: For comfort and security, check the fit of your dog's collar every day. -We are committed to reducing our packaging and using recycled and recyclable packaging. This item is supplied with packaging that is widely recycled.