 "Lenovo notebook sleeve" " Lenovo sleeve - 4X40N18009 Sleeve/Shuttle Notebook Cases CDW.com
"The ThinkPad Sleeve is designed to fit perfectly the most recent generation of ThinkPad notebooks. This fitted sleeve helps to protect your notebook from dust, shocks, scrapes, and scratches for superior PC protection. The slim, lightweight design also stows easily in a larger bag." 
 "Lenovo - solid state drive 180 GB M.2 Card" " Lenovo Card 4XB0H30209 Solid State Drives (SSDs) CDW.com
"The ThinkPad 180GB M.2 SATA OPAL Solid State Drive is for ThinkPad X1 Carbon, with M.2 (22mm*80mm*73mm) form factor, high speed with SATA 6.0Gbps interface, unique supports X1 carbon." 