Silky smooth mid-weight boys long underwear / long johns / base layer

Silky smooth mid-weight boys long underwear / long johns / base layer in size M (10 - 12). Excellent not only as a base layer in colder weather, but do you have a child who plays a sport outside in cold conditions? Great for wearing under shorts or practice gear. Also make great pajama pants as they are silky and soft. Fleece like interior. Pre-loved but in surprisingly good condition. All measurements are approximate: 10” waist 8.5” rise 30.5” length 21.5” inseam 90% Polyester, 10% Spandex. Machine washable.