Promotional Explorer Large Hiking Backpack 40L PVC Free. Carry your essentials for casual travel inside this rugged hiking backpack. The hiking backpack is made from durable polyester fabric and features a sporty design. The backpack includes a sleeve that can be used to hold your hydration reservoir or laptop, trekking pole loops, a top stash pocket and an integrated rain cover. Contrast details add a touch of colour and a touch of sporty style to the overall design. PVC free.