#3 YKK Continuous Coil Zipper and Sliders.

Coil: Lightweight zipper coil for your backpacking gear (0.1oz/ft). Ideal for adding bug-netting to your hammocks, for sleeping bags, bivy sacks, etc. Black coil. Zipper Coil does not come with sliders, they must be added to order.  Coil sold by the Foot.

Double-Tab Slider: Can be opened from inside or outside. Zinc slider.

Single-Tab Slider: When it only needs to be opened from one side. Zinc slider.

#5 YKK Continuous Coil Zipper and Sliders.  Zipper Coil does not come with sliders, they must be added to order.

Coil: #5 coil is just a little more rugged and a little bit heavier than #3 zipper coil (0.2oz/ft). Ideal for adding bug-netting to your hammocks, for sleeping bags, bivy sacks, etc. Use where durability trumps weight.  Black coil.  Coil sold by the Foot.

Double-Tab Slider: With a tab on both sides, your gear can be opened from inside or outside. Black slider.  Sold each.

Single-Tab Slider: For projects where you only need it to open on one side of the zipper. Black slider.  Sold each.