Playing Hockey Pucks can not only improve their physique, but also their flexibility, upper body strength, and ball sense. Beginners who play hockey punk have a stronger sense of competition, and they are more willing to face and solve problems when they're suffering setbacks. Features -Color:As Shown -Material:PVC -Size:7.00X7.00X2.00cm/2.75X2.75X0.79in -This hockey is suitable for daily training and competition of roller hockey. -It is a for hockey players, teams, clubs, association and arenas! Smooth and flat on both sides, with dense texture, clear and tidy. -It's very important to cultivate teenagers' interest in ice hockey in their early age, it can not only improve their physique -Lightweight, high density for speeds. Low-friction glide for speeds on a smooth surface. -For smooth indoor and outdoor surfaces, such as court, ice court, smooth concrete, wood. Package list: 4 Hockey Punks