Net10 has the new 3-in-1 BYOP SIM kit on sale for $1.00 w/free shipping via Amazon.
You can buy the Sim Kit by itself without buying the plan.
Per the Title and Promo image it looks like if you 'Buy the Kit', 'Buy the Essentials $40 Plan (Unlimited Talk,Text,Data 3GB)' then you get the second month free.
Seems like a great deal as you get Unlimited Talk, Text and 3GB Data for $20/month the first two months.
You will need this to use a BYOP Kit with any unlocked device.
The universal kit works with most major devices as it includes a standard, micro and nano sim.
Normal price for the SIM kit is $89.99 for this deal.