I havent dealt with Brodart for international ordering, so I dont have direct advice, but perhaps there are a few options if in the future you dont want
10pcs Transparent Game Cartridge Cases PP Plastic Playing Cards Cartridge Dust Cover Case
Balloon Fight NES Box Manual Poly Block Dust Cover NO GAME Included
Silent Service NES Box Manual Poly Block Dust Cover NO GAME Included
Q Bert NES Box Manual Poly Block Dust Cover No Game Included
Ultimate Solution for Collectors — Don't let the plastic seal of your Boosters break and compromise their value over time. Each protector is 0.5mm thick so you can safeguard your investment and maintain the box's original allure. For Growing Collections — Each pack includes 5 cases, ensuring that your precious Boosters are shielded from the elements, dirt, dust, and other potential harm. With our protectors, you can have peace of mind while storing or displaying your cherished collection.
Dinavio Crafthouse Pet Plastic Pokemon Booster Box Case - Pokemon Booster Box Display Case Protector - Pokemon Storage Box - 0.5mm Thick Protective
Quick and cheap Dust Covers for Game Boy Carts: Penny Sleeves : r/Gameboy
NeatoTek 9 Pocket Waterproof Trading Card Binder, Trading Album Display Holder, Expandable, 720 Double Sided Pocket Album, Compatible with Yugioh, MTG and Other TCG Cards : Toys & Games
Xevious the Avenger NES Box Manual Poly Block Dust Cover NO GAME Included
Let's Play Pokemon: Trading Card Game: The Ultimate Manual Plus Pokémon Play It 9780786917631
Dinavio Crafthouse PET Plastic Pokemon Booster Box Case - Pokemon Booster Box Display Case Protector - Pokemon Storage Box - 0.5mm Thick Protective Pokemon Card Display Case (Pack of 5) : Toys & Games
Karate Kid NES Box Manual Poly Block Dust Cover NO GAME Included
Dust Jackets – Nerdy Ink
Quick and cheap Dust Covers for Game Boy Carts: Penny Sleeves : r/Gameboy