Spring design provides resilience for independent practice, suitable for both indoor and outdoor use. Table clip design clamps securely to the table or other surfaces, compatible with table thicknesses of 10 55 mm (0.39 2.16 inches). Portable and lightweight, weighing about 200 g (7.05 oz), easy to carry and store. hose enables easy angle adjustment to tailor training and improve your table tennis performance. Use scenarios At home: clamp to a dining table or desk for quick solo practice between tasks, focusing on consistency and timing. In an office or classroom: take on breaks to perform short training sessions on a small table without setup hassle. Outdoor practice: set up on a park or outdoor table to continue training when you are away from indoor courts. Specifications at a glance Weight: approx 200 g / 7.05 oz Clip compatibility: table thickness 10 55 mm (0.39 2.16 in) Function: adjustable training angle via hose Design: spring backed construction for rebound and independent practice