MOOKIPET Outdoor Arctic Fleece Mountain Sweater Vest is made of Arctic fleece yarn that retains warmth, locks in heat and resists pilling. It feels soft and skin-friendly, with excellent warmth retention, and is pilling-resistant and easy to care for. Featuring a pullover sleeveless design, it is convenient to put on and take off, with high elasticity and strong body inclusivity. It has outdoor mountain pattern jacquard, and contrasting color designs on the neckline, cuffs and hem, making it a fashionable sweater vest item for pets' autumn and winter outings.