This exercise ball uses feathers with a focus on flight ability and cork that feels good on the ball and is focused on cost and performance.
■ Temperature display (flying number): 3 (suitable temperature range: 47°F - 68°F (22°C - 28°C)
■Material: Waterfowl feathers + PU composite cork
■ Practice ball: (Sain) Cannot be used in competitions hosted by the Nippon Badminton Association or for the competitions held by the competition.
■ Quantity: 1 Dozen (12 Bulbs Included) x 10 Total 120 Bulbs
■Country of Origin: China
■ 2018 Spring & Summer Model
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