FEATURES of the Metolius Safe Tech Waldo Harness Updated diamond pattern body fabric Drop seat rear elastic The world"s most comfortable big wall harness (1/2" / 12 mm) thick slabs of foam contour around waist and legs for ultimate comfort Monstrous components (5-5/8" / 143 mm) waist belt, 5" / 127 mm leg loops) spread the load on extended nailing missions Our patented, adjustable-rise 3-D system creates the best-fitting harness in the world Super-durable, closed-cell polyethylene foam with fleece lining for maximum comfort Dual front belay loops to minimize gear clutter Sizing Note: When fitting the Waldo harness the buyer should choose a size that will allow them to tighten the harness a few more inches from what feels initially comfortable Wall climbers find that after a few days on a route, with a load of gear clipped to the harness, the ability to further tighten the harness is crucial The SPECS for Extra Small Weight: 25.3 oz / 708 g Waist Measurement: 24 - 27" / 61 - 69 mm The SPECS for Small Waist Measurement: 27 - 30" / 69 - 76 mm Waldo Waist Measurement: 29.0 - 31.5" / 74 - 80 mm The SPECS for Medium Waist Measurement: 30 - 33" / 76 - 84 cm Waldo Waist Measurement: 31.5 - 35.0" / 80 - 89 cm The SPECS for Large Waist Measurement: 33 - 37" / 84 - 94 mm Waldo Waist Measurement: 35.0 - 39.0" / 89 - 99 cm The SPECS for Extra Large Waist Measurement: 37 - 41" / 94 - 104 mm ALL CLIMBING SALES ARE FINAL.