DRAIN-O Silicone open plug

DRAIN-O flow-thru buttplug

Small:

Total height: 4.75" 121 mm
Widest circumference: 9.75' 248 mm
Widest usable circumference:  7.1' 181 mm
Narrowest usable circumference:  4.9' 125 mm
Air-Flow hole 0.3' 7 mm
Weight:  9.5 ounces 0.27 kilo

Large:

Total height: 5.5"  140 mm
Widest circumference: 9.75'305 mm
Widest usable circumference:  8.5' 216 mm
Narrowest usable circumference:  5.75' 147 mm
Air-Flow hole 0.3' 7 mm
Weight:  16.25 ounces 0.46kilo