Description:This soft and stretchy band made of premium latex rubber tube covered with rainbow velvet for group movement and cooperation activitiesDouble latex tubes inside strong enough to keep player safetyA great equipment to warm up, make exercise fun, encourage group cooperation, improve interaction and creative movementChildren must be accompanied by an adult and there might be slight bruise on abdomen if kids pull too hard so it is to wear an ab protectorGreat for school, gym, at home, Jiu Jitsu classes and etcSpecification:Size：1

8m/6ft for about 2 person2m/6

6ft for about 3 person3m/9

8ft for about 4 person3

5m/11ft for about 5 person4m/13ft for about 8 person5m/16ft for about 10 personPackage Includes:1 Piece Cooperative Stretchy BandNote:Children must be accompanied by an adult