One of the building blocks to successful student learning is to teach listening skills that help develop comprehensive language and literacy. Teachers find that students excel, when they are more focused on their lessons, in classrooms, labs, libraries, and testing environments. Primo headphones are uniquely designed to provide the perfect blend of all of these. Noise-reducing earcups allow students to clearly hear their lessons, and protect from unnecessary and distracting ambient noise as well.Made of ABS plastic, with chew and kink-resistant Dura-Cord and 3.5mm stereo plug, these headphones are rugged and reliable, making it a versatile unit to connect to almost any audio device: tablets, smartphones, computers and more.Pack of 2 headphones.   Special Shipping Information:  This item ships separately from other items in your order.  This item cannot ship to a P.O. Box.  This item may be subject to additional processing days.   Item is not eligible for expedited shipping.    You may initiate a return for unused items within 30 days, if the items are in original packaging with all original materials included with the shipment.