The Health Gear HGI 4.4 BX has support for maximum comfort and incorporates thick comfortable structured foam, and a durable cover to ensure ultimate comfort. FEATURES: Adjustable Racing Style Head Rest Patended Diamond Stitched Padding Built In & Removable Heat & Vibration Massage Pad Full Length Padded Foam Handlebars Side Inversion Pin for 20,40,60 & 90 Degree Inversion Settings Patented Dual Locking Safety Frame Pull Pin Height Adjustment Knob for Users 5’1” to 6’6” New patented Ankle Security System INCLUDES: Ankle Straps Long Front Extension Arm for Easy Entry and Exit Comfortable Rear Foam Rollers Front Molded Ankle Cups Reinforced Front Foot Rest Plate 300 Lb Weight Capacity Tested & Approved by Underwriters Laboratories ( UL Approved) FDA Registered Class 1 Medical Device Folds for easy storage