Trending Medium / Large Big Box Braids / Wrapping your braids in a big, voluminous bun is one of the easiest (and most popular) box a large top knot bun is key to showing off the detail in your long box braids. Go big with your box braids and tie them into sweet pigtails. Medium / Large Big Box Braids : You'll never really appreciate this hairstyle unless you'll start seeing them on social media.