Solid metal but string can cause discomfort.
Jock, Blenheim - 14 Apr, 2022
The knot in the string can cause discomfort.
Used the weights for nipple clamps.
Bought this product for the weighted balls which are good quality and to use as nipple weights - not sure I am keen to put string but my ass (bit to much like sing Dental floss ha ha!!)
The amazing cold sensation as they are inserted heightens the arousal
The string is not comfortable at all, it scratches