Hello Hobby Non-Dry Modeling Clay won't dry out. The modeling clay is designed to continue to be pliable and re-moldable months after you open it, so
Hello Hobby Polymer Clay Activity Kit for Unisex Children Ages 3+
Sculpey Non-Dry™ Modeling Clay - Color Sampler
Clay Kids
Modeling Materials
Polymer Clay Babies
Hello Hobby Modeling Clay, 12-Pack
Sculpey Non-Dry™ Modeling Clay - Variety Set
Clay Tub
Kawaii Clay