Modular helmets, also called flip-up helmets, try to combine the best of both worlds: the freedom of jet helmets and the safety of full face helmets.
Full Face Helmets vs. Modular Helmets
What is a modular helmet and what advantages does it offer? - Box Repsol
What are the advantages and disadvantages of full face, modular and flip up helmets for motorcycles? - Quora
Tecnología: reportajes y actualidad sobre tecnología - Box Repsol
Flip Your Lid: Modular Helmet Buyers Guide
Full-face versus modular motorcycle helmets - RevZilla
Full-face versus modular motorcycle helmets - RevZilla
The 6 best modular helmets, what is the best? Price and opinions · Motocard
Honda's main problems still the same on new MotoGP aero – Marquez
What are the advantages and disadvantages of full face, modular and flip up helmets for motorcycles? - Quora