What did Custer tell his men to use to protect themselves during the battle?

During the Battle of Little Bighorn, General George Armstrong Custer reportedly instructed his men to use their rifles and other available equipment, such as their saddles and the terrain, for protection. He encouraged them to create makeshift barricades and utilize the environment to shield themselves from enemy fire. However, his tactics and decisions during the battle ultimately led to a disastrous outcome for his forces.