The invention discloses a seamless garment making method. The method comprises the steps of using a garment sample as a motherboard, placing a plastic cloth on the motherboard and cutting to obtain aplastic cloth board, placing a sponge pad, coating the sponge pad with a bubble wrap, placing a bamboo curtain on the bubble wrap, placing the plastic cloth board on the bamboo curtain, placing silk fabric on the plastic cloth board and wetting, coating greasy wool on the silk fabric to obtain the garment base, coating yarn mesh on the greasy wool and spraying water to obtain wet yarn mesh, movinga soap on the wet yarn mesh to form foams and to obtain a laminated body of greasy wool and silk fabric, disclosing the wet yarn mesh, turning the plastic cloth board, the silk fabric and the greasywool totally and operating repeatedly to obtain a parison ready to be rolled, winding up the bamboo curtain towards the internal side, rolling the parison ready to be rolled, and rolling the parison ready to be rolled again from different direction, and then unfolding the bamboo curtain, taking out the plastic cloth to obtain the garment primary parison, pressing out the water, removing soap water, and drying to obtain the product. The seamless garment making method has the advantages that the producing cost is reduced, the method is environment friendly, the connection intensity is long, andwater wash is not afraid.