These high quality 7-21 x Danubia Performance 21 Compact Binoculars are small and lightweight making them ideal for people who are always on the move, the rubber armour guards against wear and tear. The Danubia Performance 21 binoculars have a massive magnification range from 7 to 21 x. The Danubia Performance 21 Compact Binoculars are a super all round compact binocular, the BAK-4 prisms provide improved performance, there is a case, carrying strap and 5 year warranty included.