The Adidas hex dumbbells weigh 12.5kg (27.5lbs) & utilise an old school anti-roll design for greater workout versatility & added safety. The grip is machine knurled, whereas the handle & disc are welded to deliver a robust one-piece design. The dumbbells are ideal for toning the muscles & gaining more strength & feature a premium quality iron construction for excellent durability. They come in a pack of 2.