Aktion Ajustable Helmet

Ajustable helmet for bicycles, scooters, skates or rollerblades. 

Sizes:

• Extra-small: 19" to 20-½" (48 to 52 cm)
• Small: 20-½" to 21-½" (52 to 55 cm)
• Medium: 21-½" to 22-½" (55 to 58 cm)
• Large: 22-½" to 23-½" (58 to 60 cm)
• Extra-large: 23-½" to 24-½" (60 to 62 cm)

Select the appropriate size by using the table below.