**T-shirt Design 1: Elephant Splashing in Water**

This design features a highly detailed and vibrant illustration of a majestic elephant immersed in a joyful moment. The elephant, with intricate textures and shading, is captured mid-play, splashing water with its trunk in a refreshing river or pond. The water droplets are rendered with a realistic yet artistic touch, giving a sense of movement and life. The background features subtle hints of nature, like the reflection of lush greenery, but remains soft to keep the focus on the elephant. The design is rich in earthy tones and shades of blue, creating a refreshing yet warm vibe, making it a perfect fit for casual wear that evokes a sense of adventure and love for wildlife.

**T-shirt Design 2: Colorful Octopus in the Sea**

The second design showcases a mesmerizing and lively octopus swimming gracefully through the depths of the ocean. This illustration focuses on the rich and vivid colors of the octopus, with its tentacles flowing dynamically, creating a sense of fluid motion. The octopus is adorned with intricate patterns and color gradients that range from vibrant purples and blues to deep oceanic greens. The background subtly portrays an underwater scene, complete with coral reefs and shimmering light filtering through the water, adding depth to the design. This T-shirt is ideal for those who appreciate marine life, vibrant colors, and artistic, nature-inspired fashion statements.