How about paddles and red bottoms.
Just do a search on Google and you will find tons of them
Anyone coming into a chatroom wanting to collar a sub or slave, has no idea what a collar is. The leather or metal ring on someone's neck is not important, anymore than a pair of earrings or a necklace. The collar does not circle the neck, it circles the heart. This is where the real collar is. It is like a wedding ring. Wearing the ring does not make you married, it is in the heart. Collars are not given, they are earned and it takes a lot to earn one.