How about two pieces of large, high-quality driftwood blocks? These are driftwood with a high specific gravity. Sizes: Approximately 5.5cm in diameter, approximately 60cm long, hard driftwood Approximately 22cm hard driftwood block Uses: Reptile and amphibian layouts Ideal for hiding places, sleeping areas, climbing, and basking etc. Aqua-terrarium Biotope Houseplants Support Hanging Driftwood art DIY Driftwood with tannin removal treatment Collected on 2025. Location: Chikugo River upstream, Fukuoka Prefecture Driftwood found in: Underwater, semi-submerged Tannin removal process: High-pressure, high-heat cleaning Brushing Boiling sterilization at approximately 65°C (for about 2 hours) We are particular about the temperature and time. Soaking in water (30 days) (Using driftwood-specific super-activated carbon Black Hole) Washing and brushing Sun drying Kou-chan's driftwood is finished and listed in about 60 days. UV sterilization For those who want to use it immediately after soaking: During the treatment, it was soaked individually, but Since it is currently completely dry, It will not sink immediately, so a sinking item is required. If you have any questions or want more information, please comment. Many other items are also on sale. High quality, good shape, many available, so Please take a look.