... L,XL,XXL five sizes, which can suit for pet on 2kgs,5kgs,15kgs,25kgs,35kgs.2)have 6 ... your required.3)In summer,it can mare sure the pet's safety when it is swimming. Also the flotage ... .4)The swimwer can be used on rescuing your pet when it is swimming.5)There are some fluorescence ... The swimwear is the best choice when pet swimming in Summer,and bring cool and happy to you. dog life jacket/swimwear