Hiatt-Thompson Model 2222 non-NIJ approved handcuffs. Double locking, 2 keys included. They are a little thinner than most standard handcuffs and value priced for security work or when you might not get your cuffs back. Constructed of carbon steel with shiny nickel finish.
Available at Handcuff Warehouse: Hiatt-Thompson Model 2222 Handcuffs