The Best Friend cooling bandana is the coolest thing of the summer! High-quality cooling bandana is an effective way to keep your dog cool in hot summer weather. The light and breathable material feels comfortably cool on your dog and helps them to enjoy all summer adventures with wagging tails. The cooling bandana is really easy to use; wet the scarf, wring out the excess water and put it on your dog with the easy Velcro fastening. The cooling effect of the bandana is based on the natural evaporation of water from the bandana and it is a proven way to cool your dog in hot weather. When the bandana dries out, remember to continue the cooling effect by re-wetting the bandana. The L size (43-66 cm neck circumference) bandana is suitable for medium and large dogs.