Polyform-Sculpey Bead Maker. This unique tool makes perfectly round beads in three popular sizes! Roll consistent, uniform beads in seconds! This package contains one bead roller base, six bead rolling inserts (two 13mm inserts, two 16mm inserts and two 18mm inserts) and three measuring cups (one 13mm cup, one 16mm cup and one 18mm cup). Not dishwasher safe.