This is one of the nicest bags we've ever seen! The quality and attention to detail is incredible. The outside is made with several types of materials including faux leather, and the inside is lined with Star Trek pattern fabric. It is "subtly Star Trek" with colors that easily blend into any wardrobe. Perfect for every day use! Care Instructions: Wipe with damp cloth and mild soap to clean surface stains. Do not submerge in water. Air dry only. Do not expose to heat. Not machine washer or dryer safe.