Rib Pile Organic Cotton Socks Ringer T shirt 1oz per square yard) Double Ultimate Pima Tsuriami 1oz per square yard) Double Heavyweight Crew Neck T Shirt is made from one of the heaviest jerseys ever produced with a weight approximately two times that of a conventional heavyweight jersey a traditional process where the fibers are soaked in an iron rich solution that reacts with the cotton’s natural pigments French terry style loops underfoot provide soft cushioning and added comfort throughout the day the socks feature a ribbed knit upper for a secure fit and a small amount of stretch for everyday comfort and shape retention