It's not a donut, but its round.... and you will get some tasty bruises.
Hollow vs Solid is simply a preference. Some artists prefer the wight of the Solid to create spins and for Duo work, whilst others prefer the lightness of a Hollow for above bar strap work.
Lyra/Aerial Hoop Information:
This Hollow Aerial Hoop/Lyra is tab-less to ensure ultimate versatility. Made in Australia, it's construction is beautiful and incredibly strong. It has been independently tested and even under extreme conditions, did not break...please note though that a Hollow Lyra is NOT recommended for Duo/Doubles as it has a lower Working Load Limit
Brand: Aerial Nonsense
Material: Hollow Stainless Steel Tube
Max recommended user weight: 120 kg's
Working Load Limit: 200 kg's
Breaking Load: 540 kg's
*Please note that our Lyra have been independently tested. Permanent deflection was noted at 200 kg's. At 540 kg's the Hollow Lyra did not break, however, it distorted beyond usability.
Attention: Please conduct regular inspections of your gear and ensure correct storage and maintenance in order to avoid a loss of integrity/damage. Remember, well maintained gear keeps you safe while working or playing at height.