Big and Tall Office Chair with Massage and Heat, 23.5" Wide Leather Office Chair with Back Support, Ergonomic Comfort 140° Reclining Desk Chairs Managerial Chairs for Heavy People

Engineered to BIFMA standards, this ergonomic chair is thoroughly tested for durability, featuring a robust frame and premium materials. Alleviate back and waist fatigue with 4 targeted massage zones, providing 3 modes (deep tapping, rapid tapping, progressive vibration) and 3 intensity levels. Personalize the massage to your preferences, encouraging muscle relaxation and enhanced circulation. Adjust the backrest from 100° to 140° for ideal comfort. The reinforced footrest, with thickened high-density foam, supports leg muscles efficiently. Chair legs are constructed from heavy-duty materials, delivering 80% greater load capacity than standard hollow steel. The lumbar support offers 3 heat settings (149°F/131°F/113°F) with 15/30/60-minute timers. Use it independently or with the massage function to ease lower back tension, excellent for post-work relaxation. Designed for smooth gliding without requiring protective pads, they preserve a tranquil office environment. These office chairs are thoroughly tested in full compliance with the ANSI/BIFMA X5.11 standard, which encompasses over 20 rigorous tests covering strength, fatigue resistance, dynamic impact, and stability. This ensures the product provides outstanding safety, durability, and comfort, reliably supporting normal use for up to ten years