RUFFWEAR Bivy Bowl, Small, Red Currant,Ruffwear, Inc.,2040-615S" /> Welded fabric design creates a watertight seal and allows for single wall construction Stable shape and no-slip bottom for easy eating and drinking Rinse and go for quick clean up Ultra-light (under 2 oz) and compressible for long treks Small size is 5 in (13 cm) in diameter and has a capacity of 27 fl oz (0.8 L)