You can raise beetles and stag beetles in an environment close to nature(^^) The jelly is for 16g and supports wide-mouth types. Contents: Yachidamo (1 piece) Japanese cedar (5 pieces) Please note: ・Since they are natural wood, some areas may have a little moss. ・Cracks may occur. ・The bark may be peeling. Please understand that these are natural wood products before purchasing. No claims, no returns, please m(._.)m