A few examples are large sticker signs including social distancing floor decals and car wraps.
A couple of examples are hospitality industry identification labels, tamper proof bag labels, pizza box labels, and post-it notes.
The difference is the weight of the glue used as the adhesive. For standard sticky media, a lighter weight adhesive is used, which is easy to apply and peel. Whereas, for extreme, a very heavy duty adhesive is used that can endure dire conditions. It is very hard to peel off.
A sticky label is just one of the products in an array of sticky media. Sticky media is any product that has a sticky back. It could be as small as a receipt paper or as large as a sign or a car wrap.