Cooling collar for dogs in nylon. Contains gel to generate thermal relief for the dog. They are designed to keep your dog fresh and healthy: - in very hot situations - travelling - when leisure and play - relieves heat stress - relieves any increase in body temperature - helps the airways blocked by heat stress Dimensions: 34 x 4 cm Adjustable collar from a minimum of 26 to a maximum of 30 cm in circumference of the animal`s neck (the largest cm refer to the circumference of the neck, while the 4 cm to the thickness of the collar)