It's the classic 14x6.5 size from a previous generation, but the 6 tension rods are a surprise.
5x14: 1967 Rogers Luxor White Marine Pearl vintage snare drum w/ Puresound wires
Pearl Ranger 14x6.5 Inch Steel Shell Vintage Snare Drum with Press Hoop
Vintage 5.5x14 Black Diamond Pearl Stewart Snare Drum Made In Japan Stencil MIJ
Pearl Japan Vintage Snare Drum 14” x 5.5” MIJ 10 lug Model 4514
Vintage Maxwin by Pearl Chrome Snare Drum 14x5" Internal Damper Premier Head
Pearl 4414 Vintage Snare Drum 14”x5"
