Experience customisable pleasure with the Size Up vagina pump featuring interchangeable chambers. Effortlessly switch between 10 cm and 12.7 cm sizes for the perfect fit. With an easy-to-grip pump, you have full control over the level of suction, allowing for personalized stimulation. The ergonomic design provides a comfortable fit, perfectly contouring to your body for optimal performance. FEATURES - 2 interchangeable chambers - Comfortable One-Handed Design - Easy-To-Squeeze Pressure Ball - Quick Press Release Valve - Clear Viewing Chambers - Made from body-safe materials WHAT’S INCLUDED - Pressure Hose - 2 Clear Chambers - Classic Ball Grip Handle - Storage Bag - Instruction Manual Product Dimensions Size: 37.5 cm x 14 cm (L x D) Weight: 170 grams Materials: Silicone, ABS Plastic