Tunnel net

a net with a wide mouth at one end and narrow at the other.

See also: Tunnel

References in periodicals archive ?
The bevy of beauties took to the trees for a nerve-wracking high-wire assault course, tunnel net, zip slide and leap of faith - all taking place 30 feet above the ground.
The rope activity course has 30 elements to it, including Burma bridges, tunnel nets, zip wires and a 35ft free-fall experience, offering around two hours of fun.
Visually impaired cricketers require special kit, including a hollow ball which is filled with rice so it can be heard by the batsman, whose shot is then safely limited by the tunnel nets.
Accompanied by instructor David Kitcatt Martin and Jonathan followed the course, climbing through tunnel nets, over swinging obstacles and ropes high in the trees and jumping the leap of faith at the end.