Pet Life (R) Aura Vent Lightweight 4 Season Stretch and Quick Dry Full Pet Life Apex Lightweight Hybrid 4 Season Stretch and Quick Dry Dog Pet Life 'Aura Vent' Lightweight 4 Season Stretch and Quick Dry Full Body Dog Jacket Pet Life (R) Aura Vent Lightweight 4 Season Stretch and Quick Dry Full Pet Life Grey 'Aura Vent' Lightweight 4 Season Stretch and Quick Dry. The Pet Life ?? 'Aura Vent' Stretch and Quick Drying Lightweight Full Body Dog Jacket is geared with a Dual Fibered Exo Shell for true Year Round outdoor Protection. The Outer shell is composed of a lightly lined fabric that's Windproof, Water Resistant, Quick Drying and Comfortable. Additionally, the Aura Vent features a secondary inserted Flexible fabric that's Breathable, Impermeable, Quick Drying and performance based fabric that offers Strategic Ventilation and reacts to weather, engineered to keep the body Cool during the Spring and Summer nights while providing warmth in the Fall and Winter. Features thick elastic banding along the bottom and sleeves that when combined with the stretchy fabric create a perfectly tailored fit and expansion room for growth while providing a free range of motion. Equipped with Above Top zippers and reinforced stitching for added durability. Great for Year Round Full Body Protection that's built to perform. This Dog Coat is also great for travel and folds right into an included pouch. Machine Washable. Available in Multiple Sizes and Colors. Sizing Guide: From Back of Neck to Tail area ("In" Inches) 8" : EXTRA SMALL 10 12": SMALL 14 16": MEDIUM 18 20": LARGE 22 24": EXTRA LARGE