(1993) restated this same range of values for residual saturation in both the vadose and saturated zones. Wilson et al. (1990) observed residual saturations in saturated unconsolidated sands to range from 0.14 to 0.30 (14% to 30%) and a lower value, 0.09 (9%), for one unsaturated (vadose zone) sand.
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instep - the part of a shoe or stocking that covers the arch of the foot. outsole - the outer sole of a shoe or boot that is the bottom of the shoe and makes contact with the ground. riding boot - a boot without laces that is worn for riding horses; part of a riding habit.