Online since 2002. The most comprehensive site for all around twisty puzzles.

Hollow 2x2x2A 2x2x2 made mostly of air.
Hollow CubeA 3x3x3 made mostly out of air.
Hollow PyramidThe concept of the Hollow Cube transferred to the Pyraminx but with a newly designed mechanism.

Hollow SkewbA Skewb as radically reduced as possible.
Hollow Skewb UltimateAn Ultimate Skewb as radically reduced as possible.
IAS 2005 DCD giftA promotional item ordered by the company Ordina for a small trade fair in 2005. Also used as gift for the DCD 2005.

Impossiball (aka Incrediball)A unique dodecahedral puzzle.
Impossiball MechanismImpossiball mechanism
Jade CubeA special 3x3x3 which comes with becoming a member of Uwe Mefferts Jade Club.

Jade PyraminxSpecial edition of Jings Pyraminx for Meffert's Jade Club members.
JerryA 2x2x2 puzzle in the shape of Jerry's head. (From the Tom and Jerry cartoon.)
Jing's PyraminxThe Jing's pyraminx was created by Adam Cowen and was produced by Uwe Meffert in 2009. It is a pillowed Halpern-Meier pyramid, based on the skewb mechanism.

JokerA 2x2x2 puzzle in the shape of the Joker's head.
KilominxThe corners-only megaminx in dodecahedral shape which went into mass production.

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