Simple to use, this product is perfect for beginners. Get ready to enjoy the peak in sensual pleasure. Remarkable thrills await with this product, designed to knock-knock-knock at your back door. The Booty Trainer Kit's trim fit means pleasure that's perfect for you. Customize your fit with just a quick trim. Designed for the perfect discretion no matter where you travel, this beautiful, compact product is ready to go whenever and wherever you are. Enjoy the ultimate in pleasure. Made with hygienically superior Silicone, the Booty Call Booty Trainer Kit is body-safe, unscented, and phthalate-free. Measurements: 4.5" x 1.25" / 11.5cm x 3.25cm (Large Probe) 3.75" x 1" / 9.5cm x 2.5cm (Medium Probe) 2.75" x 0.75" / 7cm x 2cm (Small Probe)