For the most comfortable fit the Erection Assistant – Hollow Strap-On 8 Inches with straps around the bottom. Hollow 8 & 9.5 Inch Dildo is a firm dildo. 8 Inches has 18cm insertable length with a 16cm circumference and the 9.5 Inch has 20cm insertable length and 26cm circumference. It’s ideal for any man who may have ED as you can slide yourself in the hollow dildo with ease. It’s also great for anyone who thinks they want to add an inch every now and again. Strap-On are adjustable to make for a comfortable fit. The waist will fit from 73cm-150cm, so it’s suitable for most. The straps go around the bottom so it’s also visually appealing.Erection Assistant – Hollow Strap-On 8 & 9.5 Inches is to assist anyone with ED or if you want to add an inch or two. Hollow 8 & 9.5 Inch Dildo Strap-On