bSoft Longsleeve Thermal Pajamas Thermal bSoft thermal knit lounger is cut to be snug fitting and is finished with wide ribbed cuffs and contrasting topstitching Scoop neck top, elastic waistband and generous rise make for a very comfortable set Light weight ribbed thermal made from 60% cotton and 40% polyester Matching clog slippers available. Search: bSoft clog slippers in the search bar. Sizing Runs as follows: X-Small (2-4), Small (6-8), Medium (8-10), Large (12-14), X-Large (14-16).