Mixing Spoons/Utensils – Plastic or wood; Concrete Colour – if you would like a darker or tinted colour ( acrylic paints can work as well) Optional; Additives – if making a custom mix like Hypertufa or Papercrete; peat, sand, perlite, vermiculite, paper fibres, etc. Other Tools – like brushes, sticks, skewers, depending on projectWeb