Angled ESD Tweezers And Rubber Bands: An angled head ESD Tweezers is included so you can easily fetch electronic components and small lengths preformed Jumper Wires. AND several RUBBER BANDS are prepared for collecting back the 20AWG Jumper Wires after use, just makes it neat and keeps in good condition for next use. Wide Applications For 140 Lengths Assorted Jumper Wires: Designed to work well with any breadboard projects, all the colored jumper wire are solid and pre-stripped, easy to insert it into breadboard, which also come with a free plastic box to keep them organized, convenient to store and fetch. 140 Pieces U Shape Preformed Jumper Wires: This is a time saving kit of jumper wires pre-cut, pre-stripped, and pre-bent for your prototyping pleasure. Included with this kit are 14 various lengths of wire - 2, 5, 7, 10, 12, 15, 17, 20, 22, 25, 50, 75, 100, and 125mm - 10 pieces of each. Comparing common wires in market, Bestlus Jumper Wires has better conduct which is more solid, inserting into or pulling out from your breadboard won’t easily get bent. 20AWG Jumper Wires Set Has 10 Colors 120 Pieces: Each package comes with 10 colors by 10 pieces each, 20% MORE Red and Black Jumpers for power lines, TOTAL 120 pieces/pack. Bestlus supplies male to male, male to female and female to female Jumper Wires with length 4''/6''/12''. These Jumper Wires work great with Arduino Breadboards Raspberry Pi and really any 0.1" pitch prototyping boards. REAL 20AWG Breadboard Jumper Wires: Bestlus Exclusives, the REAL 20AWG DuPont comes with 21 cords x 0.17mm and material in RoHs compliance, makes it more safe to use. Solid quality product that makes quick jumper connections on a breadboard very easy. They will become your go-to for quick connections compatible with Arduino or FPGA board and breadboard.