This pack of two are a great value way to prepare for both warm and cooler conditions pure cotton makes them extra comfy and breathable which is ideal for bed time style product shapetrouser sets fitregular fit neck shaperound neck sleeve lengthlong sleeve ribbed trim care and composition composition 100 cotton ribbing 97 cotton 3 elastane exclusive of trimmings care instructions machine washable even at 30 tumble dry keep away from fire and flames