This net is much stronger than conventional rebound nets, specially tensioned to be able to withstand the force of a player shooting over a long period of time.If cared for properly they will last for years. Tchoukball frames are 1m square metal frames angled at 55 degrees. On the inside of the frames, there are a series of strong metal hooks which connect via bungee cord to a special nylon net. 1M X 1M with Metal.