Making a backpack require many tools to work together.

1. Cutting tools

• Scissors: used to cut the fabric and Thread.

• Rotary knife and cutting mat: cut fabric and strap.

• Utility knife: cut thick materials like leather or heavy canvas.

2. Sewing tools

• Sewing machine: the heavy machine to sew thick and multilayer fabric.

• Heavy duty needle: the needle to sew multilayer fabric and straps.

• Thread: high-strength thread suitable for backpack material.

• Pin and clip: fix fabric and straps before sewing.

3. Marking and measuring tools

• Fabric marker or chalk: mark fabric and patterns.

• Ruler and measuring tape: measure and mark the dimensions.

• Paper and cardboard: build and track patterns.

4. Ironing tools

• Iron and ironing board: iron out the stitches and tidy the edge.

• Ironing mat: play a supporting role for ironing.

5. Hardware and fastener

• Zipper: heavy zipper suitable for backpack.

• Buckle and adjuster: used on straps and closures.

• D-ring and O-ring: attach straps and accessories.

• Snap fastener and velcro: two closure ways; choose which depending on the design.

6. Additional tools

• Awl: pierce on the fabric and leather to install hardware.

• Edge paint and sealer: finish edges of the leather or artificial leather.

• Rivet setter and rivet: fix straps and reinforce suture.

• Hammer: help to install velcro and washer.

• Fabric glue and adhesive tape: used for temperate or permanent fabric bonding.

7. Materials

• Outer cloth: durable materials such as canvas, nylon, and leather.

• Lining cloth: lightweight fabric for the inside of the fabric.

• Lining: add structure and support for the fabric panel.

• Foam padding: used to male padded back panels or shoulder straps.