One K Defender Helmet Liner Size:Large and slip-free support

and slip-free support

Hand polished from the highest grade of stainless steel

bridles and martingales

Reflective strips on arms

Best Friend Grazing Muzzles are recommended by equine health professionals to prevent

One K Defender Helmet Liner Size:Large and slip-free supportDescription Sizing Replacement liners for One K Defender helmets. If the helmet isn't fitting quite right the liner that comes with it can easily be swapped out for a different size for a perfect fit. See sizing for restrictions on which liner size can go in which shell size. Note: These liners fit in the long oval shaped helmets as well. One K Size Helmet Size Head Circumference (in) Compatible Shell X Small 6 3 8 6 1 2 19 20 XS, SM, or MD Small 6 5