Forever Bamboo (San Diego, CA) makes a family of bamboo sealants and stains to protect and add color to bamboo structures including fences, poles, slates and borders, It can contain oils and pigments, depending on the individual product’s purpose. When you use a stain or sealant, you apply it to bamboo like you would paint. This application results in a more vibrant, glossy and durable structure. Sealant also adds waterproofing and extends the life of bamboo structures. Learn more here.