Transparent sauce-ketchup bottle: the translucent design lets you differentiate colors at a glance without opening the cap, serving as a color container for condiments. Reusable bottle: works well with most sealants, silicone, resin, caulking, and similar materials; empty squeeze bottle intended for repeated use. Empty color tubes: includes a cap; bottle designed for easy squeezing; suitable as sauce squeeze bottles for controlled dispensing. Glue squeeze bottle: made from high-quality polyethylene (PE) material; durable and not easily deformed; applicator bottle with a precision tip for accurate application. Use scenarios: - In the kitchen or on the go: fill with sauces or condiments and use the color-differentiated bottles to prevent cross-contamination while decorating plates or sandwiches. - DIY and home improvement: dispense caulk, silicone, or resin with the reusable bottle; the precise tip allows controlled, neat application. - Arts, crafts, and hobby projects: store adhesives or color pastes in the empty color tubes for tidy, precision dispensing.