Laptop backpack "Graphs" Product: backpack Compatibility: 15.6” size with laptop sleeve Size: 29*39*10 cm Other: with internal and front pockets Color: gray and black; The color does not affect the price. You choose the color later, before placing the order. Quantity: 1-∞ ; Quantity affects price. You choose the quantity now, before you express your interest. Print position: the bag has 1 position: front; Positions do not affect the price. Positions are selected by you before placing an order. Print area: In square centimeters, you choose the space now, before expressing interest. Bag printing area without branding 100 sq. cm 200 sq. cm 400 sq. cm The price is given for the first option