Kollectaball is a rolling cage device which can collect multiple tennis balls in one go. The idea is that you can use the product without having to physically bend down and pick the balls up by hand.

Guangzhou, China - October 29, 2024 The shadow of keeping a tennis ball rolling along the edge of a tennis racket. This footage was filmed by Ms. Liu, in Tianhe, Guangzhou, Guangdong, at 12:00 ...