Gym bag BBC-1510 HS-TNK-000008895 Properties: Gym bags made of thick material filled with granules. Dimensions: 10x15 cm. Light and handy, it works very well at school during PE classes but also for everyday play. Playing with bags teaches coordination and gripping skills;Gym bag BBC-1510 HS-TNK-000008899 Properties: Gym bags made of thick material filled with granules. Dimensions: 10x15 cm. Light and handy, it's perfect for school PE classes and everyday play. Playing with the bags teaches coordination and grip. Color: green