Yellow + blue is the most classic color contrast technique. Color contrast is often applied to children's products to better perceive colors and stimulate imagination;
500 or 600 ml of large bottles of water are generally not finished, and about 300 ml of small thermos flasks are more suitable;
Modeling is inspired by astronauts, and geometric stitching techniques can play a strong decorative role in modeling and color;
The material performance of the bottle body is respectively made of frosted and bright surface painting, which can be selected according to personal preference.