These dual density attachments warm to body temperature with use and feature a soft, pliable exterior that gives way to a firm inner core, recreating the feel of a real erect penis. Begin your exploration with the pleasing ridges and plush balls of the 5.5 inches textured cock, or go a bit deeper with the 6 inches spiral dong. For the strongest and most life like sensation, choose the 7 inches thin dong realistic proportions, contours, and vein details. Attachments can be used with the harness, the included Vac-U-Lock suction cup, and any other accessory or harness in the line. The Vac-U-Lock Dual Density Starter Set also includes Doc Johnson Natural Toy Cleaner and Ultraskyn Refresh Powder to properly and hygienically maintain your dual density Ultraskyn attachments. Every product in the patented Vac-U-Lock system is designed to help you create any strap on or toy you are in the mood for, and it is as simple as popping on the attachment of your choice. Your perfect strap on experience is on lock with Doc Johnson’s deluxe line of full service Vac-U-Lock Harness Sets. Unisex Supreme Harness is adjustable up to 69 inches. O-ring compatible. Includes 3 ring sizes. Three Dual Density Ultraskyn attachments. 7 inches Thin Dong, 6 inches Spiral Dong and 5.5 inches Textured Cock. Plug with pad and snaps. Suction cup plug. 4 fluid ounces water based lubricant. 4 fluid ounces Natural Toy Cleaner. 1 ounce Vac-U Powder phthalate free, talc free, body safe.