Core Products Tri-Core Cervical Pillow Size:Tri-Core Full Size / Firm When purposely stretched

When purposely stretched

Clear poly-carbonate plastic is strong and functional

Indications: Used to measure cutaneous sensory perception threshold

Strap Options (each sold separately)

Medium / Large (678S)

Core Products Tri-Core Cervical Pillow Size:Tri-Core Full Size / Firm When purposely stretchedCore Products Tri Core Pillow Core's most requested fiber support pillow provides better support and lasts longer than traditional pillows. Tri Core pillows are beneficial to those who sleep on their side as well as for back sleepers. The unique trapezoid shaped center delivers great orthopedic benefits for back sleeping by cradling the head and allowing the built in neck roll to firmly support and align the neck. The comfortable, but firm, side lobes