Selected Mate Gourd with aluminium ring Stainless Steel bombilla/straw included Nature doesn't make 2 gourds exactly the same, so these guidelines for size are not exact, close to real size. Same goes for imperfections. 4 Mix colors Gourds 2 Sizes: Medium: This size has pampa engraving in the rim. About 3.5 in height / 2 in Wide at the top / 11.5 in circumference (taken from the middle of the mate gourd) Large: This size has not engraving. About 3.75 to 4.25 in Height / 2.25 in Wide at the top / 13 in circumference (taken from the middle of the mate gourd) THIS MATE CUP NEEDS TO BE CURED, instructions included.