Colin Farrell looks terrific with this spiky hairstyle that is fun and full of height. This is not a hard style for you to pull off and restyle at home. It is a classic hairstyle that, thanks to Colin, is making a comeback. The top of this style has been cut with a jagged cut technique, which allows you to style this hairstyle with the spikes. Colin has cut his hair shorter on the sides, which helps the spikes of this look to stand out even more. You will need to add some product to your hair once you are done styling to ensure that the spikes of this style stay in shape. This style is ideal for those with an oval, round, heart and triangle face shape due to the spikes and cut of this style. If your hair is medium to thin hair density, then this is the style for you. You will need to trim your hair every 4-6 weeks to ensure that the cut stays in shape and that your ends stay healthy. To add to this style's 'bad boy' look, Colin has kept his facial hair slightly grown, adding more texture to this overall look. You will need to keep your facial hair trimmed and in shape to ensure you get the complete vibe of this style. Do not forget to add aftershave to your cheeks and neck area to ensure your skin stays healthy and your facial hair stays soft.