professional rucksack 1, Eco-friendly material 2, Exquisite Workmanship 3, Quality Trustworthy 4, On time delivery ... specified PMS colors available and customized logo is welcomeb. All material can meet European Safety regulation and Phthalate 6P Free, AZO ... , low cadmium,Low lead, EN71 based on client's request.c. Optional material: polyester, nylon, canvas, non woven, microfiber, satin, PVC, PU ...