Ergonomic Mouse Armchair Armrest Support Chair Armrest Mouse Pad, Adjustable Chair Only, Can't Use on Desktop, Maintain Correct Posture, Avoid Cervical Pain, Mouse Hands and Myopia Made of sturdy ABS plastic, ergonomic table and chair design for easy installation The Velcro straps easily attach to the armrests of most chair sizes. Mouse Rack for Chair Mouse Extender for Office Work/Home Mouse Tray Armrest Extension Pad for Chair Arm Mouse Stand Attachment Maximum load: 10 kg Precautions: 1. The circumference of the armrest of the chair cannot be greater than 18 cm (7 inches) If the circumference of the chair armrest is greater than 18 cm (7 inches), please prepare Ours are 29cm (11.5") long, LOOP is 15cm (5.9") and HOOk is 14cm (5.5") Please measure before buying Armrest mouse pad with wrist rest, uniquely designed elbow rest to prevent mouse from slipping, memory foam wrist rest to protect your hands from injury Chair Mouse Pad Mount Ergonomic Armrest Extension Mouse Pad for Office/Home Includes 3 Extended Reinforced Zippers for Extended or Reinforced Great design now gives you the dom, comfort and ease to perform computer tasks Chair armrest mouse platform to reduce pressure on cervical spine, shoulders, arms and wrists; maintain correct posture to avoid cervical spine pain, mouse hand and myopiaPlease note: As we are international seller, our delivery time will take about 10 working days. Our logistics provider and delivery method is: New Zealand Post.