Size Inner Diameter Inner Circumference Outer Width Full Length Band Thickness
1 — Largest 1.20" (30.5 mm) 3.8" 1.71" 3.50" 0.26"
2 1.00" (25.5 mm) 3.1" 1.48" 3.25" 0.24"
3 0.91" (23.0 mm) 2.8" 1.36" 3.00" 0.23"
4 0.85" (21.5 mm) 2.7" 1.29" 2.76" 0.22"
5 0.75" (19.0 mm) 2.4" 1.17" 2.52" 0.21"
6 — Smallest 0.65" (16.5 mm) 2.0" 1.04" 2.01" 0.20"