STANGER Acrylic Varnish can be applied to almost all surfaces (free from dust, grease, rust and dirt) such as wood, metal, paper, cardboard, concrete, stones, ceramics, glass etc., can be also used on polystyrene. Permanently durable for inside and outside, resistant to aging. Colorless and elastic protection for oil and acrylic paintings.Application: Shake can before spraying until the metal balls can be heard. Please test before use. Spray from a distance of 20–30 cm (12”) and at a temperature of 20°C (68°F). Touch dry after 10min. Dry after approx. 30min.Volume: 400ml