$24 from earthhero.com
4ocean's Glow in the Dark Deep Sea Bracelet is made of 100% recyled plastic cord, with a 100% recycled stainless steel charm. Unisex, adjustable, and waterproof, this bracelet features glow in the dark cord, which will charge with 60 minutes of UV/Blacklight exposure (sunlight may take longer). And each purchase removes one pound of trash from the world's oceans, rivers, and coastlines!