Crocodile Creek - Eco Kids - Backpack - Traffic Jam Match your little one's personality with the fun, colorful designs of the Traffic Jam Backpack. High-quality, sturdy backpacks are a great fit for younger children--not to mention fun! Great for school, camp, or travel. Backpacks are 11.5"W X 14" H. For ages 3-8. Crocodile Creek products conform to all appropriate safety standards.