These Stabilizer Inserts from RodeoH are intended to make using smaller dildos fit better in their harnesses. This super comfy neoprene stabilizer expands the base of your favorite small toy making it compatible with larger O-ring harnesses. Specially shaped to add structure and stability to their Brief , Panty, Biker, Booty & Hotshort styles, this stabilizer works best with toys that have a 1 inch to 1.5 inch diameter. 

• Size 3: Brief sizes (XXS) 25-26 - (S) 30-32
• Size 2: Brief sizes (M) 33-35 - (L) 36-38
• Size 1: Brief size (XL) 39-41 - (3X) 52-55