




Troy Lee Designs
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.
• Mips® C2 Rotational Impact Brain Protection System
• Advanced Polyacrylite shell construction
• Front air intake system, with high flow through polymer center and power grid side mesh
• Collarbone Suspension System
• Breakaway visor screws
• Anti-microbial padding
• Quick release contoured 3D cheek pads for anatomically optimized fit
Shipping of motorcycle units is only allowed for specific cases. Please contact our sales team to check eligibility and payment process.
New and unused items within the first 10 days of delivery can be exchanged or refunded. Items must be returned with all manufacturer’s packaging and placed inside an external shipping box.
Important: Anything sent back to us without an external shipping box is breaking our refund/exchange policy and will be sent back to sender without a refund.
Any merchandise which has been “taken out for a ride” is considered used and cannot be returned. We encourage you to walk on your carpet if trying boots, or to wear your helmet indoors before heading out on the bike.
Any part which has been installed or shows signs of attempting to be installed on a vehicle is non-returnable.
The cost for return shipping is a flat $25 + tax and will be deducted when we issue your refund.
If you’d like to make an exchange, you will need to place a second order for the new item.
Certain conditions and exceptions can be applied to our return policy. If you're unsure if your product qualifies, give us a call. There are certain items that we cannot accept as returns. These include:
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