Try StonyLab plexiglass pipette rack to get easy access to pipettes with organized storage and protection Holds up to 14 pipettes (7 in vertical and 7 in horizontal position); 1.5 cm (0.59 inch) hole diameter Constructed with plexiglass, this clear trapezoidal rack is durable and scratch resistant Detachable design offers quick assembly and disassembly for space saving Warranty: StonyLab 1-year limited warranty; if received damaged, please contact us immediately; we will solve it until satisfied