best teacher cup

Training cups are usually small, around 4 fl oz (about 120 ml). Travel mugs commonly hold up to about 16 oz (about 470 ml). In the examples provided, capacities range roughly from 4 fl oz for training cups to 16 oz for travel mugs.

In these examples, insulated travel mugs are made from stainless steel, while training cups are made from food‑grade silicone.

Travel mugs typically have locking flip‑top or flip‑open lids. Training cups offer three sipping modes — straw, spout, or open‑cup — and some models include a removable straw.

Training cups here include easy‑grip handles, ounce markers, soft food‑grade silicone gentle on gums, and three sipping modes (straw, spout, open cup) to support different learning stages and teething.

Example dimensions range from about 5 inches high by 4 inches wide for a training cup to about 9.1 inches high by 2.6 inches wide for a travel mug — overall heights roughly 5–9.1 inches and widths about 2.6–4 inches in these samples.

The training cup is designed to grow with a baby by offering three sipping modes (straw, spout, open cup), helping infants progress from straw to spout to open‑cup drinking across early milestones.