Description Made of premium manganese steel material, durable to use. With rationalized structure, this training can be used for personal training to improve the aiming. There are different sizes, which can be and gradually increase the difficulty of design training. Features -Color:Silver -Material:Manganese steel -Size(2cm):3.50X2.00X0.90cm/1.38X0.79X0.35in -Size(3cm):4.50X3.00X1.00cm/1.77X1.18X0.39in -Size(4cm):5.50X4.00X1.10cm/2.16X1.57X0.43in -Made of high-class and sturdy manganese steel material, durable and practical for long-lasting use. -It can be used for training to increase the hit rate and improve accuracy. -Easy to use and operate, suitable for personal and professional use. Light weight, small size, easy to carry and store when not in use. -The is stable and firm, which is not easy to fall when hanging on the tree or wall. -Manganese steel material is strong, wear-resistant, not easy to deform and break.