Black jacquard satin loungewear

Black satin pajamas. Asian pattern. They appear to be home made. No tags. All measurements are approximate The waist is 13” to 18” across. It is elastic so unstretched then stretched measurements. The inseam is 26”. Total pant length is 38”. Back collar to hem is 29”. Plus the collar. Pit to pit is 22.5”. Armpit to cuff is 18”. GUC.