Learning Basketball | Hobby How To , The Boomerang is suitable for either "indoor" or "outdoor" use. The Boomerang "Domestic Unit" can be used with "any" basketball ring and backboard system which has a 10' basket and can be left set-up "year round" outdoors if required., The Boomerang is suitable for either indoor or outdoor use. The Boomerang Domestic Unit can be used with any basketball ring... moreLearning Basketball | Hobby How To , The Boomerang is suitable for either "indoor" or "outdoor" use. The Boomerang "Domestic Unit" can be used with "any" basketball ring and backboard system which has a 10' basket and can be left set-up "year round" outdoors if required., The Boomerang is suitable for either indoor or outdoor use. The Boomerang Domestic Unit can be used with any basketball ring and backboard system which view page