Material: High Quality Nylon, Size: (150mmx 26.5mm)lengthx diameter, Quantity: 1pcs, Weight: 30g, Suit for: nitecore P12 or other flashlight with length 140mm and body diameter 25mm.
Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. Only one coupon available!
Link: Banggood product page
1. ($7.37): BGTorch4
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): EYBG, BGTORCH, BGdragonBoat, BGAFF10OFF, BgoFErTaSchInA10, 4BLF, BgcLuBofErtA10, BGFLS15, BGHONEY2110, BG10OFFAFF, BGwhielabel, BG10OFFAFF1, BANGGOODSD
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Price history (for all/most countries) for Nitecore P12 Flashlight Nylon Holster 15cm is here. The lowest price was: $3.56.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).