Sturdy MaterialThis Metal Pool Chalk Holder is made of quality aluminum alloy and plastic, ensuring its longevity and robustness. It's a great accessory for billiards or pool tables.Compact SizePool Cue Chalk Holder Case measures 3.5cmx2.4cm/1.38inchx0.94inch, suitable for round chalks.PortableThe Magnetic Pool Cue Chalk Holder is lightweight and portable, making it easy to carry around during games or tournaments.Unique Design: The Billiard Chalk Holder features an aluminum alloy tip grinding plate at the back, providing convenience for users to grind their cue tips whenever needed.Billiards Accessories: This Magnetic Mini Chalk Tip Case Container is a must have for billiards lovers. Size Chart: 3.5cmx2.4cm/1.38inchx0.94inch Package Includes: 1 Billiard Cue Chalk Holder 1 Billiard Cue Chalk Clip Note: Please allow slightly errors 1-2cm differences due to manual measurement.