Spring locks, other than electric, not of metal

[ Bed linen; Bed linen and table linen; Bed sheets; Cloth for tatami mat edging ribbons; Drapery; Duvets; Felts; Mattress covers; Mosquito nets; ] Pillow covers; Pillowcases; Quilt covers [ ; Quilts; Sleeping bags for camping; Tablecloths, not of paper; Quilts of towels; Travelling rugs ]