The Lightest Dog Carrier, Built for Adventure. Trail Magik is an innovative, lightweight hiking carrier for dogs. When your furry friend needs a rest, simply attach your Trail Magik to the front of your 30 liter or greater hiking backpack, put them in, and go. One Size Fits Most Dogs size small to medium large Safety rated up to 43 lbs Weighs just 9.8oz Packs down small