Optical Equipment Case Integrative injection molding with good strength, friction and airproof, dampproof and dust resistant performance. Nameplate service available. Withpressure balance valve, to adjust the inside pressure by hand. With handles, padlock design. External Dimension (L*W*H): 428*361*192 mm / 16.9*14.2*7.6 in Internal Dimension (L*W*H): 402*302*160mm / 15.8*11.9*6.3 in Pastic waterproof cases Material Special Processed PP Origin Beijing, China Brand MATOU Certificate ISO9001 Art Integrated Moulding Features unbreakable, durable, waterproof, airproof, dustproof, shockproof and corrosion proof Color Available Yellow/Black/Orange/Military Green Packaging Details One pc in normal Export Carton(Customized Logo) Payment 30% T/T deposit in advance, the balance paid against the B/L copy or 100%L/C at sight Delivery WITHIN 10 15DAYS UPON OUR RECEIPT OF BUYER'S L/C OR T/T PAYMENT