Made from PLA which is biodegradable and derived for renewable sources such as fermented corn starch.

This is a 7 piece set of arch rainbow shapes - approximate sizes (HxW):

Large Rainbow - 40mm x 45mm

Small Rainbow - 25mm x 30mm

Tall U Shape Arch - 40mm x 30mm

Solid Arch - 40mm x 30mm

Small Solid Arch - 15mm x 20mm

Oval - 40mm x 20mm

Circle - 16mm

***Please note - Due to several factors (detail of the shape, level of conditioning of clay, thickness and effects within the clay, etc) some shapes require clean up to achieve a perfect edge. This can be done by trimming or smoothing after cutting or by sanding after curing.