There seems to be a very high correlation between spending time on the trails and spending time smiling, wouldn't you say desertdragonfly? Congrats on being this week’s Knock Fan Friday winner! For your chance to win a free pair of shades, tag us in an awesome photo of you rockin’ your Knocks and use the hashtag #knockfan. A new winner is selected every week.⁠ . . . #knockaround #knockfanfriday #knockaroundsport #knocksonthetrail #sandiego #sunglasses