4 in 1 Household Boxing Ball Head-mounted Speed Training Reaction Ball Set

1. Material: PU / rubber / tennis / nylon
2. Configuration: PU red / black ball + rubber ball + tennis ball + nylon black headband
3. Weight: PU foam ball weight is 20 grams, rubber ball weight is 80 grams, tennis ball weight is 65 grams
4. Size: rubber ball diameter 60 mm + black stretch line 1.8 mm, tennis ball diameter 65 mm + black stretch line 1.8 mm, red ball diameter 60 mm + white stretch line 1.2 mm, black ball diameter 60 mm + black Elastic line 1.2 mm
5. Small size, not restricted by the venue
6. The ball is light, soft and safe
7. Help training reaction, agility, punching speed