Function: 4 pcs SN-2 alto saxophone reeds for 2 1/2 size.Features:- Brand new， easy to install.- Portable， easy to carry.- Durable， high quality and common use for 2 1/2 size.Type: AcousticQuantity: 4 pcsMaterial: CaneColor: Light brownApplication: 2 1/2 alto saxophoneProduct Dimensions(L x W): 70 x 10mmProduct Weight: 3gPackage Dimensions(L x W): 80 x 77mmPackage Weight: 13g