Jetboil .8L FluxRing Aluminum Spare Cup Weight: 7.7 oz (.8 L), 10.2 oz (Short 1 L), 9.7 oz (Tall 1 L), 11.5 oz (1.8 L) Volume: 27 oz (.8 L), 32 oz (Short/Tall 1 L), 60 oz (1.8 L) Dimensions: 4.1 x 6.5 (.8 L), 4.9 x 6 (Short 1 L), 4.1 x 7.1 (Tall 1 L), 4.9 x 8.25 (1.8 L)