Dildos Store Silicone, Glass & Extra If you’re planning on utilizing your dildo vaginally then I’d recommend starting with a dildo between 4 to 5.1 inches in length, with a girth of 1.5 inches or less. The slim diameter paired with a tapered tip and a progressively increasing girth makes insertion super easy and comfy. The beaded end works beautifully as a handle so it’s also fairly straightforward...