Extra-Tall 48x18x36 Terrarium by Carolina Custom Cages – Easy Assembly on July 18, 2026 July 18, 2026 Vivarium Type Terrarium. This is our 48Lx18Wx36H all glass terrarium. Functional without the gimmicks seen in many other terrariums. Item Shape Square. Ideal for reptiles, amphibians, arboreal pets, and bioactive habitats.