Size: <br /><br>Neck XS: 15cm--20cm / 5.9"--7.8" Wide： 9cm/3.5" <br /><br> Neck S: 20cm--26cm / 7.8"--10.2" Wide: 12cm/4.7" <br /> <br>Neck M: 26cm--30cm /10.2"--11.8" Wide: 15cm/5.9" <br> <br>Neck L: 30cm--39cm /11.8"--15.4" Wide: 18cm/7.1" <br /> Material: Plastic <br /> <br>Color: Blue, Pink, Green, Yellow.<br> <br /> Package: 1 x pet Protective Collar