These straight sided glass jars have a round shape and wide-mouth opening. This 9 oz clear flint glass jar has a 70-2030 twist-off thread neck finish and round base. The wide mouth of this jar is perfect for scooping or pouring. The large label panel gives you plenty of space for a creative label, while the round shape makes for easy labeling. This jar is perfect It’s a perfect option for salsa, mayonnaise, nut butter, jam and more. Note: Metal lug (twist-off) caps ONLY are compatible with twist-off thread jars. Lug caps are sold separately.