.375 inch thick clear glass provides the polished look to showcase your shower Overall unit is 71.25 inches tall and glass panels measure 30 inches wide Walk through area will vary between 23.81-27.81 inches wide The curb width is 1.81 inches wide and designed to repel water in the shower The unit can be installed for left or right entry The unit can account for some out-of-plumb wall conditions and out of level conditions Ensure there is proper wood blocking prior to installation to certify the weight of the enclosure is properly supported. Shower bases and or walls not included