Here's the list of bike helmets under $100 that won't break your budget.

 1. Troy Lee Designs A1 MIPS Helmet

MIPS: Yes Vents: 16 Colors: 5 Warranty: 3 years

2. Giro Fixture MIPS Bike Helmet

MIPS: Yes Vents: 18 Colors: 4 Warranty: 1 years

3. Bell 4Forty MIPS Bike Helmet

MIPS: Yes Vents: 15 Colors: 4 Warranty: 1 years

4. Zacro Adult Bike Helmet

MIPS: NO Vents: 18 Colors: 12 Warranty: 1 years

5. Lazer Impala MIPS Helmet

MIPS: Yes Vents: 22 Colors: 7 Warranty: 1 years