Feature: 1. ALL ROUND WARMNESS: This set contains a top shirt and a bottom pants, providing all around warmth, making you feel warm and comfortable even in the cold fall, effectively resisting the cold weather. 2. SLIM FIT DESIGN: The slim fit design, close to the body, not only enhances the warmth effect, but also effectively maintains the body temperature, making you more comfortable. 3. FASHIONABLE DESIGN: The underwear set adopts fashionable design with simple appearance, which can be worn under the outer layer of clothing without looking bulky. 4. USE IN AUTUMN AND WINTER: Suitable for wearing under outer layer of clothing, it is close to the body and further improves the comfort of the wearer in the cold season, making you feel warmer. 5. KNITTING MATERIAL: The underwear set is made of knitting material, which is not only soft, but also gives you peace of mind throughout the season, bringing you all day comfort. Specification: Item Type: Men's Thermal Underwear Material: Knitted Weight: Approx. 500g / 17.6oz Color: Black. Package List: 1 x Top1 x Bottom