TRIC stands for "Thermally Regulated Instrument Case." Drastic changes in climate and temperature can play havoc on an acoustic guitar and the TRIC case offers protection like never before against the elements.</br>Made of Expanded Polypropylene?? which is the same shock absorbent?? high-tech material used by the automotive industry in bumper cores?? it can also be found in the manufacturing of bicycle helmets.</br>Fits A-Series and Multiac Nylon Encore</br>The TRIC case is temperature tested to -35C (-31F) and up to +65C (+150F)?? proving this case can withstand extreme conditions?? all the while leaving your guitar sheltered and protected in its very own comfortable climate zone.</br>The high impact resistant material trusted to save the human head is now available for your guitar.</br></br>Product Description</br></br>TRIC A Series?? Multiac Nylon Encore and ACS</br><br/>http://www.amazon.com/gp/product/B00KZMG1ZG