JACKER 5-STACK includes five super-stretch cockrings in a storage tube. Theright size ring, insane amount of stretch, long wearing and rubberyuse them as a single for a quickie JO ring, or stack them up for marathon play. 

Phthalate free with no scent 
Width 1.75 inch 45mm 
Rubbery strong longest lasting flexTPR with7X stretch