Promate 20W USB-C to Lightning Power Delivery Fast-Charging Cable is made from soft silicone to ensure that the copper core inside the cable is not damaged due to external tension. It is very flexible, soft to touch and very attractive. The head of this connector is made from a strong Aluminum Alloy that makes this cord extremely reliable and durable. Promate PowerLink-120 is Bend tested to withstand 25000+ bends. This silicone-based Lightning cable is designed to handle maximum stress and strain. The Promate PowerLink-120 Lightning Cable is made with silicone and has an adjustable band to tie it up, thus making it super convenient to place in your bag or pocket without worrying about tangled wires. The lightweight design makes it extremely portable. Compatible with super-fast charging rates, the PowerLink-120 cable supports up to 3A of power, allowing it to charge your Lightning compatible device quickly and efficiently so you are always ready for action. This fast-charging Lightning cable also supports data transfer speeds up to 480Mbps between your USB-C-equipped Mac and Lightning-enabled iPhone or iPad. This means you can simultaneously charge and transfer data conveniently with the same cable. Made up of high-quality copper wires, the charging and sync performances of the PowerLink-120 Lightning Cable are highly efficient. Copper has low resistivity and therefore is an excellent conductor. Comes in 300 cm length and black color.