The Union Atlas binding. The Atlas is light & responsive. Every element on this binding serves a purpose no gimmicks. TJ Schneider Brand Ambassador. Stage III Atlas Base Dupont Zytel ST Asym/ Symmetrical Atlas Highbacks Shift on the Fly Forward Lean Dual Density EVA Bushings Extruded Aluminum Heelcups All-New 3D Direct-Connect Strap System Multi-Layer Tapered Strap Core All-New Magnesium Buckles Universal Disks All-New Open Toe Straps Dual Density Toe Ramps Grade 8.8 Hardware Lifetime Warranty Base.