What would be the best way to ship trading cards with this label?

WE ARE NOT AFFILIATED WITH THE UNITED STATES POSTAL SERVICE - ALL MODERATORS ARE HERE OF THEIR OWN VOLITION FOR UNPAID FORUM MODERATION. IF NEEDED, OFFICIALS MAY SEND MODMAIL WITH QUESTIONS. This is an unofficial forum for USPS employees, customers, and anyone else to discuss the USPS and USPS related topics. WE ARE NOT USPS CUSTOMER SERVICE - CUSTOMER SUPPORT QUESTIONS ARE NOT ALLOWED - please seek assistance from the US Postal Service for all package inquiries. General questions are welcomed.
Am I able to use this label with this type of envelope?

WE ARE NOT AFFILIATED WITH THE UNITED STATES POSTAL SERVICE - ALL MODERATORS ARE HERE OF THEIR OWN VOLITION FOR UNPAID FORUM MODERATION. IF NEEDED, OFFICIALS MAY SEND MODMAIL WITH QUESTIONS. This is an unofficial forum for USPS employees, customers, and anyone else to discuss the USPS and USPS related topics. WE ARE NOT USPS CUSTOMER SERVICE - CUSTOMER SUPPORT QUESTIONS ARE NOT ALLOWED - please seek assistance from the US Postal Service for all package inquiries. General questions are welcomed.
I don't have UI 7 yet... and I should?
Welcome to the sub! Feel free to post, discuss, suggest, help others, share concepts etc. One UI is a user interface developed by Samsung that powers more than a billion devices (Galaxy phones, tablets, foldables, laptops, watches, TVs, monitors along with Samsung displays, smartboards, projectors, fridges and home appliances receiving the upgrade soon). It is the software layer for Android, WearOS by Google, Microsoft Windows and Tizen.
Invisible Payouts?
Whatnot is a social marketplace where you can discover some of your favorite products like trading card games, sports cards, sneakers, luxury handbags and more. Whatnot can be very addicting. Please use the app responsibly.
Need help dating German bank notes!
A place to share collectible paper money (and fiscal paper) with numismatic value from all around the world. The subreddit is moderated by professional and very experienced collectors - please read the rules before posting. Enjoy!
I'm starting to collect again after 20+ years.
A community for players of the Pokemon Trading Card Game to show off pulls and discuss the game.
LGS not selling Pokemon..
Everything related to Pokemon investing and PokeFinance. New daily posts!
LGS Not selling Pokemon..
A community for players of the Pokemon Trading Card Game to show off pulls and discuss the game.
How reputable is TAG for grading?
A community for players of the Pokemon Trading Card Game to show off pulls and discuss the game.
H: 50k Acid W: Leader Offers!
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
H: Brahmin, Demon & Fiend Masks W: Leader offers!
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
How valuable are colored bats?
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
Colored bats?
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
Endlessly chasing cards.
A community for players of the Pokemon Trading Card Game to show off pulls and discuss the game.
H: Pink Asylum W: Yellow Asylum
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
Starting to collect after 20+ years
A community for players of the Pokemon Trading Card Game to show off pulls and discuss the game.
H: Brahmin, Demon & Fiend Masks W: Apparel or Leader offers
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
H: Brahmin, Demon & Fiend masks W: Offers!
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
H: Brahmin, Demon & Fiend masks W: Any glowing mask other than the GHB & GBD
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
H: Brahmin, Demon & Fiend Masks W: Leader offers!
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
H: Bramin, Demon & Fiend Masks W: Any glowing mask besides GHB or GBD 3:1
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
H: Demon, Brahmin & Buffoon masks W: Glowing mask offers 3:1
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
H: Brahmin, Demon & Buffoon masks W: Leader or other apparel offers!
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
H: wpjs W: Rare Apparel Offers
A subreddit dedicated to trading for Fallout 76. A place to buy and sell items with caps, or to trade with fellow players.
April Fools Events!
The Fallout Network's subreddit for Fallout 76. Guides, builds, news, events, and more. Your #1 source for Fallout 76!