Specification:Color: YellowPinkMaterial:SpongeSize Neck Circumference And Depth:S 16~19cm 11cmM 22~25cm 11cmL 28~31cm 11cmFeature:1.It is durable and wearable, making your pet safe and secure2.Adjustable pet collar, easy and convenient to use3.Perfect for pets who are having a rest-cure4.A necessary tool for your lovely dog5.Adopt soft plastic, harmless and non-toxic60Protect your pets from hurting themselves or prevent dog bite7.It is comfortable to wear and you do not need to worry about that it will hurt your beloved dogNote:There is 1 ~ 2cm error because munual measurement Posted by horizontal.All product images are in kind, lighting, computer monitor differences result in chromatic aberration with the actual products. the final colors will prevail in kind.