Polo shirt
Polo shirts are usually made of knitted cotton ( rather than woven cloth ) , usually a piqué knit , or less commonly an interlock knit ( the latter used frequently , though not exclusively , with pima cotton polos ) , or using other fibers such as silk , merino wool , synthetic fibers , or blends of natural and synthetic fibers . 
<triplet> piqué <subj> cotton <obj> made from material <triplet> interlock <subj> knitted <obj> subclass of <triplet> pima cotton <subj> cotton <obj> this taxon is source of