I like posts and articles about reusing items, as not buying is first, reusing second and then recycling. Coupon Sherpa has a great article called 20 Uses for Cardboard Tubes Beyond the Bathroom.
11. Candle Storage
Place tall candles in paper-towel tubes and votive candles in toilet-paper rolls to keep them organized and intact. Empty tubes are the perfect width and height for both. Coincidence? Probably, but no less convenient.