... .Material:resin 2.3 minutes sand glass timer 3.Sand glass size: 33 * 108mmH 4.Many sand glass ... timer colors Craft & Gift Three Sections 3 Minutes Resin Sand Glass Timer Item #BH-7023Timing3 minutes +/- 10 ... % Size33 * 108 * mmH Clients' design is acceptable Sand ColorsBlack, Yellow, Blue, Orange, Green, Purple, Red ... hand blown glass and with clear resin outside* The usual sand glass is in 2 sections, ...