Product Informations:
Material:100% Biosurced Resin.
Cage Size: As pictures shown.
Ring Size: 36mm/40mm/45mm/50mm.
Net Weight:160g-180g

NOTE:
V4 rings are not compatible with V3 cages.

If the received item presents the following situations,such as deformation,unfitness of ring and cage,just soak this item in the hot water for about two minutes and then it will be normal,which is the feature of the resin, not the quality issue of this item.