Our patented one-step folding process is quite simply the fastest and easiest folding jogger available today ? giving you more time to exercise and/or train for the next 5k run. Whether your run or stroll takes you to the beach, the park, or simply to your best friends? house across town ? the ability to quickly pack & place your jogger in any vehicle is a benefit sought out by every parent. The Q-Series is for active parents on the go. The stroller folds in half with the simple lift of a strap in the seat. To open, reverse the process and the jogger locks into place. Its pneumatic 16? tires with puncture resistant tubes and aluminum wheels make it perfect for use in all types of terrain including soft surfaces like sand or dirt.