The Bontrager Solstice Helmet is the all-purpose, value-packed helmet that balances performance and comfort. Bontrager Solstice Helmet Features Designed for larger vents and increased airflow while maintaining structural integrity Built-in and removable visor options give you two choices for constant coverage The intuitive, one-handed Headmaster fit system adjusts height and circumference LockDown dividers make helmet strap management clean and easy to adjust Internal, recessed channels move airflow over your head to keep you cool and dry Soft, comfortable, moisture-wicking and washable helmet pads Bontrager Solstice Helmet Specifications Fit System: Headmaster II Pad Material: Moisture wicking pads Buckle Type: Fidlock buckle Includes: Crash Replacement Guarantee, visor plugs Weight: 275g - 310g Sizes: Small/Medium (51-58 cm), Medium/Large (55-61 cm)