Check the listing for details. HUM-Maker™ CARD Organic Cotton Nesting Material Holder Hummingbirds for Window. Condition: New. Listed at 6.99 USD. This is a small (see photographs) Window/Hanging Holder for Filled with Organic Cotton Nesting Material The HUM-Maker™ I have found in my experience that most of the holders are just too big for my hummingbirds and much of the material goes to waste. This is the PERFECT size holder approx 3 1/2" long x 1.5" in Diameter that is made of 12 Gauge PVC Coated Mesh for long Lasting, Weather Resistant Use. Comes with a Suction Cup and a Clip for hanging We also have a TUBE version available in our listings. Easy for the Hummingbirds and small birds to access the soft Organic Cotton to build their Tiny Nests Hang more than one in several areas to Help You Hummies build their nests. Quality Made in the USA by Moi Each HUM-Maker™ comes filled with Organic Cotton and is Ready to Hang and Use Quality USA Handcrafted and made Product A great way to teach and interact with nature. Great for Children, Home School and fun for Camping, Happy Birding! I will ship to a Giftee if I know at the time of sale. Please feel free to contact me with any questions.