Nylon paracord is used for making assorted knots and key fobs.
Double braid nylon line is used for dog leashes; same material that is used for nautical dock lines. Dacron is also used to make standard 6 foot leashes and double handle leashes too.
Hemp material is used for the making of doorstops and book ends.
Hand wash using soap and water; Soak, rinse, air dry. NO Washer, No Dryer, No Bleach due to its acidity.
Dog toys are made with a polypropylene material, and the core is a tennis ball, thus it floats. This is not a chew toy.
Monkeys Fist key fobs have a ping pong ball inside. It's for a single boat key. Wine corks float as well; 1 key only.