Aluminium weights with sandblasted textured black paint finish Pair of dumbbells 2 x 1kg Wooden body made frome Landes maritime pine 3D-printed divider: 3D-printed from BIO-FILAMENT BOISNORÉ©, produced from fallen trees. Engraving of the logo on the case using a CNC milling machine Serial numbers engraved using a CNC laser. Numbered weight with certificate of authenticity 50 units