Stainless Steel Everyday Water Bottle

I need a 750ml stainless steel water bottle designed for everyday use.

Requirements:
- 750ml capacity
- Made of durable stainless steel
- Suitable for daily activities (work, commuting, etc.)
- Insulated to keep drinks cold or hot
- Leak-proof design
- Easy to clean and maintain
- Optional: Customizable with a logo or design

Ideal skills and experience:
- Experience in product design, especially for drinkware
- Knowledge of materials and insulation technology
- Familiarity with manufacturing processes for stainless steel products
- Attention to detail and ability to create practical, user-friendly designs

Please provide samples of similar work and a timeline for project completion.