These crystal healing bracelets are wonderful for meditation, manifestation and energy management. Each color corresponds with a different chakra, so you can purchase whichever ones you need for the space you are in. 
Obsidian- protection, grounding, shadow work 
Amethyst- spiritual strength, intuition, empathy, lucid dreaming, anti anxiety 
Lapis Lazuli- intuition, emotional balance, communication, understanding of wisdom, speeches, ease of learning
Turquoise- grounding, protection, communication, hope 
Green Aventurine- luck, compassion, prosperity, stability, good fortune 
Orange Aventurine- ambition, creativity, confidence, willpower, help with legal matters, sexual drive and fertility 
Red Aventurine- grounding, trust in self and others, awareness, focus, vitality, physical well-being, family bonding