Use the rolling technique to roll your sweaters, shirts, and pants or jeans into tight rolls, and then pack them into the suitcase. (travelinsurancereview.net)
At this stage, the tree's thin bark naturally curls into tight rolls which are sold as «cinnamon sticks» in grocery stores. (rainforest-alliance.org)
Keep in mind, this will vary slightly depending on how much air you have in yours and how tight you roll the edges. (geekwrapped.com)