Compatible with: Human Grade Dab Rigs, Human Grade Bangers, Any Dab Rig or Banger The Human Grade Mushroom Carb Cap brings a fun, full-color twist to your setup while optimizing airflow for smoother, more flavorful dabs. Crafted from durable borosilicate glass, this handmade cap combines style and function for the perfect finishing touch to any rig. Retail Unit: One (1) Carb Cap Dimensions: 1.2" x 1.1" Material: Borosilicate