We encourage you to order samples from our various collections, allowing you to experience our superior quality and craftsmanship firsthand. Should you decide to proceed with a purchase of acoustic or design panels, well refund the cost of the samples (up to 100 EUR). Simply email us at info@woodonwall, and well arrange your refund. Enjoy more savings with our quantity discount on samples, always with free shipping: Buy 2 samples and receive a 15% discount. Buy 2 samples and receive a 20% discount. Buy 2 samples and receive a 25% discount. Balancing the blue and green of the FENIX range, Blu Shaba brings a sense of calm and daydreaming to interiors. Inspired by the charm of Chrysocolla, a malachite mined in the Shaba region of Congo, this colour combines dreamy shades of blue and green.