GTRLC x Eddie Bauer Soft Shell Vest - women's

GTRLC x Eddie Bauer Soft Shell Vest - men's

GTRLC x Dani Knoph: Blue Spotted Salamander t-shirt (youth)

GTRLC x Dani Knoph: Wood Frog t-shirt (youth)

GTRLC x Dani Knoph: Blue Spotted Salamander t-shirt (adult)

GTRLC x Dani Knoph: Wood Frog t-shirt (adult)

GTRLC x Dani Knoph: Herpetofauna t-shirt

GTRLC Wool-blend Socks

Logo t-shirt (youth)

Logo t-shirt (adult)

GTRLC Baby Onesie

GTRLC 100% recycled fiber Hoodie - women's

GTRLC 100% recycled fiber Hoodie - unisex

Embroidered Camp Shirt - men's

GTRLC x Columbia PFG Shirt - men's

Glow-in-the-dark Nalgene

GTRLC Logo Patches

GTRLC Logo Travel Mug

GTRLC Hunter Orange Dog Collar

Organic Cotton Hat

GTRLC Waffle Knit Winter Hat

GTRLC x Richardson: 932 PCT Hat

GTRLC x Columbia Booney Hat

GTRLC x Dani Knoph: Northern White Cedar grocery tote

GTRLC 2026 Calendar

GTRLC x Dani Knoph: Tree of Life notecard

GTRLC x Dani Knoph: Northern White Cedar notecard

GTRLC x Dani Knoph: Herpetofauna notecard

GTRLC x Dani Knoph: Wood Frog notecard

GTRLC x Dani Knoph: Blue Spotted Salamander notecard

GTRLC x Dani Knoph: Native Plant Ecology notecard

Upper Manistee Headwaters: The Milock Family Preserve Field Guide - Wetland Plants and Habitats

Mitchell Creek Meadows: The Don and Jerry Oleson Nature Preserve Field Guide - Ecological Restoration, Flora and Fauna

Love the land. Pass it on. – The Story of the Campaign for Generations

The Trails of M-22

Saving Arcadia — A Story of Conservation and Community in the Great Lakes

Glenn Wolff Signed Print - Timbers Recreation Area

Glenn Wolff Signed Print - Pelizzari Natural Area

Glenn Wolff Signed Print - Maple Bay Natural Area

Glenn Wolff Signed Print - Seven Bridges

Glenn Wolff Signed Print - GTRLC

Glenn Wolff Signed Print - Pyatt Lake: The Bill Carls Nature Preserve

Glenn Wolff Original Artwork - Timbers Recreation Area