As a member of the Sports line, the new SIGMA 70-200mm F2.8 DG DN OS | Sports features a rugged build with a dust and splash-resistant structure. The mount connection, manual focus ring, zoom ring, switches, switch panel and exterior connection are all dust and splash resistant. Further, the front element of the lens features a water and oil repellent coating. As a result, this lens can be used in virtually any scenario or setting. This lens is perfect for sports photography, nature shots featuring birds, wild animals and other creatures, for capture of aircraft, trains, race cars and more. To learn more about this lens, click the link in our bio or visit sigmaphoto.com #SIGMA #SIGMAphoto #photography #sigma70200mmsports #mirrorlessphotography #newproduct