* **Möbius Belt™**: bi-stretch warp and weft waistband, apparent elastic modulus of 0.125 N/%, 107 g/m². Carrying capacity of 1,300 ml on the belt alone. * **TightPro120™**: bi-stretch fabric offering 120% maximum elongation, apparent elastic modulus of 0.054 N/%, air permeability of 918 L/m²/h at rest (nearly doubled when stretched). * **FlowLite™**: Everdry textile at 54 g/m², bi-stretch, up to 60% elongation, 88 threads/cm density, abrasion resistance exceeding 30,000 Martindale cycles. * **3D Shape™**: multi-panel construction with large gusset and crotch seam shifted forward to eliminate chafing. * **FlaskLock Pocket™**: 500 ml flask pockets with high-rigidity silicone elastic, bi-stretch fabric at 65% elongation, elastic modulus of 0.073 N/%. * **SwiftRelief™**: quick-access opening allowing relief without removing the shorts.