The excellent SD-JH003 In-mold 24 Holes Cycling MTB / Road Bike Safety Bicycle Adult Helmet with Fly Net is highly recommended for each cyclist and outdoor activities enthusiast here. Made of high quality PVC shell and high-density black color printing EPS foam shell， it will provide best protection for your head during cycling and other sport activities. With adjustable rotary internal regulator design for a more flexible use and nice look， you can adjust the tightness of head circumference size flexibility according to your demand. Moreover， the specially designed 24 smart vents make airflow quickly， help you to keep a cool head on the road. Also， with the specially designd fly net， it will protect you from those winged insects while cycling. Never miss it!                                    Features            New and high quality integrally molded helmetPVC shell and high-density black color printing EPS foam shellWith adjustable rotary internal regulator， adjusts the tightness of head circumference size flexibilitySpecial fly net designForm a unique and beautiful， diverse style of fashionLightweight and comfortable to wear24 front and rear wind vents make airflow quickly - High air permeability performanceProvide best protection for your head during cycling and other sport activities                                                            Specifications            Material    Plastic And Foam    <br>Color    YellowBlack And Gray    <br>Hole    24    <br>Dimensions    10.62 x 8.66 x 5.51 " / 27 x 22 x 14 cm ( L x W x H )    <br>Weight    8.85 oz / 251 g    <br>                                                            Package Includes            1 x Bicycle Helmet<br>