30"sonnet chimes have 5 heavy walled, center pinned tubes that emit deep tones. All aluminum construction, durable powder coated and anodized finish, and strung with industrial cord. Each chime has an adjustable striker. Tubes are 7/8" diameter, sentiment is printed directly onto the tubes.Each Chime Tube Reads: "Handprints in our home get higher every year. Then before we know it suddenly they disappear. But now with joy I notice, upon my cupboard door, a brand new little handprint from a grandchild I adore. Every handprint is a treasure, like little works of art. And as each child makes them it puts handprints on my heart."