
Troy Lee Designs D4 Polyacrylite Full Face Helmet with MIPS - Block - Blue-White
THE REIGNING KING OF FULL-FACE HELMETS
The reigning king of full-face helmets, the D4 range expands with a Polyacrylite model packing the same safety and comfort features as the premium carbon and composite models into a price-conscious shell. Details make the D4 the most coveted full-face in mountain biking, including Mips® C2 brain protection, an air intake system for ventilation, and an unmatched anatomical fit.
This helmet is designed and intended exclusively for use by bicycling activities, including mountain biking and off-road cycling.

Original: $179.99
-70%$179.99
$54.00More Images







Troy Lee Designs D4 Polyacrylite Full Face Helmet with MIPS - Block - Blue-White
THE REIGNING KING OF FULL-FACE HELMETS
The reigning king of full-face helmets, the D4 range expands with a Polyacrylite model packing the same safety and comfort features as the premium carbon and composite models into a price-conscious shell. Details make the D4 the most coveted full-face in mountain biking, including Mips® C2 brain protection, an air intake system for ventilation, and an unmatched anatomical fit.
This helmet is designed and intended exclusively for use by bicycling activities, including mountain biking and off-road cycling.

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Description
THE REIGNING KING OF FULL-FACE HELMETS
The reigning king of full-face helmets, the D4 range expands with a Polyacrylite model packing the same safety and comfort features as the premium carbon and composite models into a price-conscious shell. Details make the D4 the most coveted full-face in mountain biking, including Mips® C2 brain protection, an air intake system for ventilation, and an unmatched anatomical fit.
This helmet is designed and intended exclusively for use by bicycling activities, including mountain biking and off-road cycling.
















