The "Cradle of Isis" refers to the tit or tyet amulet, an ancient Egyptian symbol associated with the goddess Isis.

It's a stylized representation of a tied cloth or bandage, often worn for protection and to symbolize the restoration of life.

The amulet was believed to ward off evil and protect against harm, particularly during pregnancy and childbirth.

The tit symbolizes the goddess Isis's protective and nurturing nature, her ability to heal and restore life.

It also represents the cyclical nature of life, death, and rebirth.  

The "Cradle of Isis" or the tiet amulet is a powerful symbol of the goddess Isis's protective power and her role in the cycle of life, death, and rebirth.