Single Wall Polypropylene Jar Caps A wide range of caps for Single Wall Polypropylene Jars. All Items 70-400 Ribbed Polypropylene F-217 Lid White Polypropylene Lid 70-400 Ribbed Polypropylene PS-22 Lid White Polypropylene Lid 70-400 Smooth Polypropylene F-217 Lid White Polypropylene Lid 70-400 Smooth Polypropylene PS-22 Lid White Polypropylene Lid 89-400 Ribbed Polypropylene HSO-35 Lid White Poly Lid 89-400 Ribbed Polypropylene PS-22 Lid White Polypropylene Lid 89-400 Smooth Polypropylene HSO-35 Lid White Polypropylene Lid 89-400 Smooth Polypropylene PS-22 Lid White Polypropylene Lid 120-400 Ribbed Polypropylene F-217 Lid White Polypropylene Lid 120-400 Ribbed Polypropylene PS-22 Lid White Polypropylene Lid 120-400 Smooth Polypropylene F-217 Lid White Polypropylene Lid 120-400 Smooth Polypropylene PS-22 Lid White Polypropylene Lid