B07116T27S:- Yes this is a good product. You can go with different variations.
B015ZRUZ8E:- This product is crowded and price is very less. You will not get good margin with this product.
B019UE6N0W, /B01FBZFILO:- In these two products there are crowd in first two pages but if you want to purchase through local manufacturer then go with it. Check your margin first and go with some quality product. Make your listing good.
B016OYK4CE:- Same with this product. You can search for a local manufacturer and check your margin first with manufacturers.
For further queries, you can revert back.
Thanks and regards,