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The TalkTools Duration Tubes are a clinical oral motor tool that teaches clients to sustain controlled oral airflow on a single exhalation. Duration is a foundational component of speech and voicing, and these tubes provide a structured, visual approach to building the prerequisite airflow control needed before advancing to the Horn, Bubble, and Candle Blowing Hierarchies.
| Material | BPA-free, food-safe plastic |
| Dishwasher safe | Top rack only |
| Safety | BPA-free, latex-free |
| Referenced in | "Oral Placement Therapy for Speech Clarity and Feeding" by Sara Rosenfeld-Johnson |