Knight Adult One Size

I couldn't find specific information on the product "Knight Adult One Size" with the barcode 86947104155. The barcode is likely to be a UPC (Universal Product Code) or EAN (European Article Number), which is used to identify products globally.

However, I can suggest some possible ways to get more information about this product:

1. Check online marketplaces: You can try searching for the product on online marketplaces like Amazon, eBay, or Walmart to see if it's available for purchase.
2. Contact the manufacturer: If you know who manufactured the product, you can try contacting them directly to ask about the product and its specifications.
3. Check with retailers: Reach out to local retailers that sell outdoor gear or children's products to see if they carry this specific item.

It's worth noting that I couldn't find any information on a product called "Knight Adult One Size" in my database, which may indicate that it's a private label or a product that is not widely available.