The pen knife is assembled in two sections, and the blade can be replaced after the front end is unscrewed. The tape measure can be automatically rolled up by pressing the button after use. Included film trimming tools, suitable for different spaces, it has complete functions and greatly improves the efficiency and quality of the film. Colour:red+blue Material:Metal + Plastic Size:17.1 x 11.1 x 4.8 cm Aluminum knife size: 8x145mm Total length of the tape measure: 150cm Yellow hard plastic size: 10x14cm Red film cutting knife size: 10x6cm Package Contents: 1 x Aluminum handle knife 10 x Stainless steel blades 1 x Tape measure 1 x Yellow hard plastic 1 x Red Film cutter 2 x Blue Felt squeezees 2 x Red Felt squeezees 1 x Red Plastic 1 x red accessory Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.