Tiger Sea Urchins 1 1/2 to 2" Sold Each. Deep beneath the ocean's surface, where sunlight dances through crystalline waters, tiger sea urchins make their home among rocky crevices and kelp forests. These remarkable creatures, with their distinctive striped spines and intricate patterns, have captivated collectors and ocean enthusiasts for generations. Each specimen in this collection measures 1 1/2 to 2 inches—the perfect size for display, study, or adding a touch of oceanic wonder to your space. Sourced individually, every tiger sea urchin carries its own unique character and natural beauty, a testament to the incredible diversity found in our world's seas. Whether you're a seasoned collector or discovering these treasures for the first time, these shells tell stories of ancient tides and the timeless allure of the deep.