IT'S A COLLECTORS ITEM ANTIQUE PIECE FROM LAMBADA GYPSY TRIBE FROM ANDHRA PRADESH SOUTHERN INDIA.THIS PIECE WAS ACTUALLY A TRIANGULAR SHAPED BAG WHICH HAS BEEN OPENED.IT BECOMES A PERFECT SQUARE AFTER OPENING THE STITCHING.THE PATTERN OF EMBROIDERY IS COUCHING STITCH AND STRAIGHT STITCH.THE THREADS USED ARE WOOLEN THREADS TO DO EMBROIDERY.ALL THE COLORS ARE NATURAL DYES FROM STONES AND PLANTS. 
THE AGE IS AT-LEAST 120-150 YEARS.
IT'S VERY SPECIAL ANTIQUE COLLECTORS PIECE.