These spokes are for 2018 Mavic Ksyrium Pro Carbon SL UST wheels. These spokes are black stainless steel and include nipples.
Ksyrium Pro Carbon SL UST
Front and Non-drive Side: V3663301
Drive Side: V3663201
||Front and Non-drive side
If you are unsure which spokes you need to order or are unsure how to determine the model and/or year of your wheel, here's a short video about what I use to ID a Mavic wheel.