![Amazon.com : Giro Synthe Adult Road Cycling Helmet - Small (51-55 cm), Bright Red/Matte Black (2017) : Sports & Outdoors Amazon.com : Giro Synthe Adult Road Cycling Helmet - Small (51-55 cm), Bright Red/Matte Black (2017) : Sports & Outdoors](https://m.media-amazon.com/images/S/aplus-media/sc/ac8040c6-7853-49c6-bb45-fd0136ed0ecf.__CR0,0,970,600_PT0_SX970_V1___.jpg)
Amazon.com : Giro Synthe Adult Road Cycling Helmet - Small (51-55 cm), Bright Red/Matte Black (2017) : Sports & Outdoors
![Amazon.com : Giro Synthe MIPS II Adult Road Cycling Helmet - Matte Black, Small (51-55 cm) : Sports & Outdoors Amazon.com : Giro Synthe MIPS II Adult Road Cycling Helmet - Matte Black, Small (51-55 cm) : Sports & Outdoors](https://m.media-amazon.com/images/I/61yyrWnlS7L._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Giro Synthe MIPS II Adult Road Cycling Helmet - Matte Black, Small (51-55 cm) : Sports & Outdoors
![Amazon.com : Giro Synthe Adult Road Cycling Helmet - Small (51-55 cm), Bright Red/Matte Black (2017) : Sports & Outdoors Amazon.com : Giro Synthe Adult Road Cycling Helmet - Small (51-55 cm), Bright Red/Matte Black (2017) : Sports & Outdoors](https://m.media-amazon.com/images/I/61GvL5aXi0L._AC_UF1000,1000_QL80_.jpg)
Amazon.com : Giro Synthe Adult Road Cycling Helmet - Small (51-55 cm), Bright Red/Matte Black (2017) : Sports & Outdoors
![Amazon.com : Giro Synthe MIPS II Adult Road Cycling Helmet - Matte Black, Small (51-55 cm) : Sports & Outdoors Amazon.com : Giro Synthe MIPS II Adult Road Cycling Helmet - Matte Black, Small (51-55 cm) : Sports & Outdoors](https://images-na.ssl-images-amazon.com/images/I/7155+qLWceL._AC_UL900_SR615,900_.jpg)