Bisazza Le Gemme is Italian glass with Aventurina added to most colours to produce a copper rippling effect. Each tile is 2cm x 2cm x 3mm, with 225 tiles per full sheet. Each sheet is 32.2cm x 32.2cm and there are 9.65 sheets per square metre. Le Gemme is available in quantities of full or 1/3 sheets (75pc), supplied on a mesh backing.