Core Material·Durability North American white maple main body: by 8 ingenuity craft whole root cutting molding, stable structure is not easy to deform, natural environmental protection pollution free,
Dynamic performance·Precise adjustment Spring system: 6 gears resistance flexible adjustment, rebound smooth without jamming.
Silent smooth track: microfiber leather wrapped high resilience sponge, track running low noise without pause
User-friendly design·Comfortable fit Two-way adjustable shoulder pillow: positive and negative installation, adapt to different shoulder width body type, provide personalized support.
Imported high strength fiber ribbon: tear resistance, zero floc,
