Hurtta Cooling Wrap aquamarine The Hurtta Cooling Wrap aquamarine cooling waistcoat is ideal for the hot summer. Simply immerse the cooling waistcoat in cold water - wring it out - put it on and the waistcoat cools down pleasantly. Ideal for walks and training on hot days. The light blue cooling waistcoat protects the heart and chest region, which is vital for the circulation. Your dog will thank you for the cooling effect of the cooling waistcoat. The cooling waistcoat offers twice the absorption capacity of other terry cloth garments. Cooling through water evaporation Cool microfibre layer 3D mesh fabric improves evaporation Fully adjustable chest circumference Technical, moisture-wicking lining Soft, adjustable, elastic strap Lightweight buckle fastening Bright 3M reflectors SizeNecklineChest circumference40 - 50 cm20 - 35 cm37 - 50 cm45 - 55 cm25 - 40 cm42 - 55 cm55 - 65 cm30 - 50 cm52 - 65 cm65 - 75 cm35 - 55 cm62 - 75 cm75 - 85 cm40 - 60 cm72 - 85 cm.