Metalic Floating Discs K7504-01-00: small burns for about 6hrsContents 6 x 1250 dia x 25 mm (each small disc)Carton (mm) 370 x 275 x 190CBM 0.019K7505-01-00: large burns for about 8hrsContents 6 x 880 dia x 45 mm (each large disc)Carton (mm) 385 x 280 x 305CBM 0.033