7.3 ounce, 100% poly fleece. Polartec abrasion resistant fleece. Rain Defender durable water-repellent finish. Rugged Flex durable stretch technology for ease of movement. Wind resistant. Mock-neck collar. Center front storm flap with chin protector. Left-chest map pocket. Two lower-front pockets with zipper closures. Back length: Large Regular=28 inches, Large Tall=30 inches.