With the 4 clay cones, you can automatically supply plants with water during the day during a hot summer. The permeable clay material releases water to keep the soil moist. Simply sink the watering aids into the soil or dig them in to the edge and then fill the opening with water. Now you can go about your plans without any worries while your plants are safely watered. Please note: The clay spikes are not suitable for bottles of any kind . When inserting the watering aids into the soil, please do not use a hammer or similar, but only screw them in by hand. The watering spikes are not winterproof. Clay spikes watering set of 4 in detail - Dimensions H x Ø: approx. 12 x 6 cm - Opening Ø: approx. 2.5 cm - Volume each: approx. 100 ml - Weight each: approx. 80 g - Material: Ceramic - Colour: Terracotta, red Clay cone for watering plants - Automatic water supply for plants - For balcony boxes, potted plants, raised beds and much more. - Suitable for the home, terrace or balcony - Ideal in