1PC 26650 18650 Battery Storage Box Hard Case Holder for 4 6 8 AA AAA Rechargeable Battery Power Bank Plastic Cases Organizer|Battery Storage Boxes| - AliExpress
6 Pcs Black Plastic 2 x3.7V 18650 Type Battery Holder Box Case - Walmart.com
Amazon.com: Compact 18650 Battery Storage Case Holder Organizer, Hard Plastic Battery Box for 6pcs 18650 Batteries, Water-Resistant and Easy to Carry : Electronics
Cylindrical Single Battery Holder for 18650 Lithium Ion Cell - 6 Pieces
Amazon.com: 4S 18650 Battery Holder Case Box for 4X 18650 15V Li-Ion with 6" Wire Leads by Envistia Mall : Electronics
Amazon.com: 2S 18650 Battery Holder Case Box with 6" Wire Leads for 2X 18650 (8V) Li-Ion Batteries by Envistia Mall : Electronics