Features: Keep dogs cool at summer, with this headscarf, pets feel cool in summer. Lightweight and adjustable for most dog breeds, allowing all-round movement so your dog can easily run, -play, enjoy the outdoors and stay cool- Suitable for sports or training, walking, sports, hiking, outdoor or travel~. Tips: Puts it into the water, twist it, then put it into the fridge- for 10 minutes- and take the collar out. The cooling effect of the bandana will be more obvious-. Please measure your dog neck circumference before order. Specifications: Material: Polyester Color: Blue / Gray Size:S Neck:35cm(13.78inch) Width:11cm(4.33inch) Size:M Neck:45cm(17.72inch) Width:13cm(5.12inch) Size:L Neck:55cm(21.65inch) Width:16cm(6.30inch) Package Includes: 1x Pet Cooling Collar note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.