Singular concave insertion tapers. Available in 17 different sizes with a Black glass plug to match. Please select from the drop-down which size you need! 1 x 1.6mm - 14g 1 x 2mm - 12g 1 x 2.5mm - 10g 1 x 3mm - 8g 1 x 4mm - 6g 1 x 5mm - 4g 1 x 6mm - 2g 1 x 7mm - 1g 1 x 8mm - 0g 1 x 9mm - 3/8" 1 x 10mm - 00g 1 x 11mm - 7/16" 1 x 12mm - 1/2" 1 x 13mm 1 x 14mm - 9/16" 1 x 15mm 1 x 16mm - 5/8" Great for stretching individual sizes. Our insertion tapers have a concave space where you can sit your single flare plug inside. This will allow you to follow the plug through with your taper for that instant look! For advice on ear stretching and any other questions consult your Piercer/Doctor. Remember it's not a rush and everyone's different so only stretch when you're ready. You'll be rocking Custom Plugs in no time!