TLD Flowline MIPS Youth Helmet - Youth - One Size Fits Most - Orbit Oasis Blue-Black Heavy/Bulky The rounded edges refer to

The rounded edges refer to the outside edges that have now been rounded off to allow easier wheel changes and make them less likely to inflict injury

Bead blast ano finish for durability

The Red valve is the “keep-the-momentum” race option

Elastic cuff to keep them from flopping in your chainring

TLD Flowline MIPS Youth Helmet - Youth - One Size Fits Most - Orbit Oasis Blue-Black Heavy/Bulky The rounded edges refer toDETAILS The all new Flowline Helmet is hand picked, literally, by the pros and for good reason. The Flowline Helmet features a combination of comfort, cool and signature TLD style. It's NTA 8776 certified, making it the perfect choice for any rider looking to hit their local trails or cruise the streets on their e bikes. SPECIFICATIONS 3 Way adjustable screwless visor MIPS B Series Rotational Impact Brain Protection System Full 360 degree fit