Features: brand new and high quality ADJUSTABLE SIZE: S is about 7.8" in length, for M is about 9.8", L is about 11.8". There is a 2 inches extention chain, it would helps you to fit the size nicely for your furry friends. Tips: Please carefully measure the neck size of your pet before purchase. BRIGHT & PRETTY COLLARS: There is bling diamante on the collar, put on it, and your lovely pet will be the Most Beautiful Dog in the World. As a gift to your lovely pet, he/she will like it very much. EXCELLENT MATERIAL: Made of high quality metal and rhinestones, hypoallergenic, safe and comfortable for pets.SAFETY DESIGN: The safety buckle is made of metal, which ensures that the collar will not fall easily. SUITABLE FOR VARIOUS OCCASIONS: Beautiful design will surely attract people's attention and appreciation, Suitable for various occasions, such as weddings, parties, dates, walking. COLOR: We offer 2 colors, blue and red, bling pet puppy for cat crystal collars suitable for both boys and girls. Package Includes: 1 Piece for Cat Collar (Red/Blue, S/for M/L) Specifications: Material: Metal, Rhinestones Color: Red/Blue Size: S-Neck Circumference Approx.20cm/7.8in, Extension Chain Approx.5cm/2in M-Neck Circumference Approx.25cm/9.8in, Extension Chain Approx.5cm/2in L-Neck Circumference Approx.30cm/11.8in, Extension Chain Approx.5cm/2in Weight: S-Approx.30g M-Approx.32g L-Approx.35g note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!