Specifications: Brand: RNOX Weight: 190g Size: 55-60cm Color: Black / White / Orange / Blue / Black green / White green Materail: Outside:PC Inside:EPS,PU foam,nylon adjust belt Technology:Unicase technology,more safe and perfect Storage advice:do not stored in damp environment or near the heat source.Helmet for dry proceesing,suggest using canvas package for storage Package Included: Helmet*1 Notes: Please check the detail size/model information before purchasing. Due to the different monitor and light effect , the actual color of the item might be slightly different from the color showed on the pictures . Thanks for your understanding. Please allow 1-2 cmmeasuring deviation due to manual measurement. Chat with us should you need any assistance.