DuoRonMi Summer Unisex Adult Sleeping Wear Matieral:Cotton for summer Please note DuoRonMi is original manufacture of this item.Without this tags are not our products. Size: S, M, L, XL(Please kindly refer to size information in product description) Multi-Function( Cosplay Costumes,Pyjama,Sleepwear,Home Casual,Party,birthday,halloween,etc. ) Machine Wash In Cold Water & Without losing their shape.