Applicable Models: This Protective Ring Is Specially Designed For Air 2 And Air 2S Effectively Protect The Propeller: The Semi-Enclosed Protective Ring Completely Wraps The Blades To Avoid. Injury Or Damage Caused By Foreign Objects Hitting The Blades And Improve Flight Safety Made Of High-Quality Materials: This Protective Ring Is Made Of ABS Material With High Toughness,Which Is Collision And Pressure-, Reducing Accidental Damage To The Machine Improve Flight Safety: This Air 2/2s Protective Ring Adopts A Semi-Enveloping Design,Which Can Be Well Protected By Upper And Lower And Two Sides,And Is Suitable For Multiple Scenarios, Such As Indoor And Wild Parks. Woods.(Note: Please Avoid Flying In Crowded Places And Pay Attention To Safe Flight) Colour:grey Material:ABS Package Contents: 4 x Propeller Guard For Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.