This nipple drinker is ideal for sows and finishers. Excellent accessories for farm supplies. Save water, convenient to dissipate its lightness and long service life. Easy and convenient to use, professional design for pets. Excellent accessories for farm supplies. Note: Please allow 1-2 cm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.