MLII kit for mouse sperm cryopreservation
The kit includes all apparatus for applying novel patented method (Multilayer Insulation and Immersion in liquid nitrogen, MLII, patent US10660327B2) you need to cryopreserve  mouse sperm. The kit includes non-consumable one time purchase unit , cost $295 and consumable item ,10 Mircrostraw strip kits for preserving 10 mouse strains , cost $250. The total cost of the kit is $545.
The kit set includes:
Non-consumable one time purchase items
1.  1 Shallow Flat Foam Box
2.  1 Goblet C
3.  2 Stainless Steel Puller  
4.  1 Sealing Ball Holder
5.  1 Metal Sealing Rod
6.  1 Wood Rod     
7.  1 Foam Plug Remove Tool
8.  2 Freezing Unit Outer Layer Set, Including Aluminum Cane, Goblet D, Metal Spacer
Consumable items                                      
9. MicroStraw strip kits , includes
9.1  10 MicroStraw Strips, each strip holds 22 Microstraws for preserving one mouse strain
9.2  20 MicroGoblet
9.3  10 Foam Plug
9.4  220 Metal Sealing Ball
10.   2  7FCane For Microgoblets , each 7FCane holds 14 Microgoblets and 154 Microstraws     
11.   2 Microstraw Shipping Cane Set ,Free item                                      
12.  1 Cryo Label Sheet 8.5''x11'', A4 size, each sheet can be printed repeatedly and label 56 to 112 of Microstraw strips for 56 to 112 mouse strains