The Smok Pozz X Replacement Pods for the Pozz X Kits are manufactured of high-quality PCTG material. https://www.vapeuniverse.co/products/smok-pozz-x-pod?pr_prod_strat=pinned&pr_rec_id=72dc9a6da&pr_rec_pid=7846685409532&pr_ref_pid=8191209570556&pr_seq=uniform