Product Description:Color: blue, black, red+yellow+blue+blackMaterial: iron+ABS+polyesterPackage content: 4*Children's ring 1.Powerful Load: We believe in safety first That means strong, heavy-duty materials and several tiers of quality control throughout the manufacturing process. The gymnastic ring made for ages 6+ with a max recommended weight of 120kg. 2.Perfect Training Course: This kid's gymnastics ring can be regarded as a good replacement attachment for sports equipment. In this way, you can add or change those replacement parts for your ninja course/ slacklines. Great for using body weight to train, develop overall upper body strength and coordination. 3.Mountable & Detachable: The installation process is so simple that only you should do is to connect the retaining ring to the ninja course or the swing set. It can be detachable without taking too much time. All of that wont cost 10 seconds. 4.Eye-Catching Colors: These eye-catching colors will draw childrens attention to do outdoor training or sports activities. And it will also provide a comfortable experience for kids when playing. 5.Widely Used: The package includes 4 pcs swing gymnastic rings along . Used as the gymnastic ring, ring bar, ninja ring, monkey ring, monkey bar rings, obstacle course ring, climbing ring, and other kids outdoor play. You can play it in your backyard, playground, outdoor, indoor, home gym, pool, fitness class, party, camping trip, beach, park, and anywhere.