A Unique Bottom Slider Designed So the Top Slider Will Sit Into the Bottom Slider When Aligning the Two Slider Bodies to Zip Up. Easing the Use of a Two-Way Zipper.

Available in #5 Coil 2-Way and Coil Smooth Face 2-Way

Available in #5 and #8 Metal

Available in # 3, #5 and #8 Delrin