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I’m developing a fully transparent TPU “smart” shoe that includes an internal hollow chamber capable of holding water-based liquid so the wearer can change colors on the fly. I already have the functional idea sketched out; what I need now is a footwear CAD specialist who can translate it into a manufacturing-ready design while keeping breathability front and center. The entire shoe—upper and sole—must be clear TPU, injection-mouldable, comfortable for everyday use, and completely waterproof when filled. Within the midsole and upper you’ll engineer the chamber geometry, a simple filling and sealing mechanism, and any reinforcing ribs or film transitions needed to preserve flexibility without clouding the material. I’d also like your insight on wall thicknesses, draft angles, vent placement, and any gating considerations to make large-scale tooling realistic. Please model in SolidWorks, Rhino, or Fusion 360—whichever you prefer—and supply editable files along with neutral formats (STEP, IGES, STL). Visualisation is important, so high-quality renders that show the transparent TPU with coloured liquid inside will help me pitch the concept. Deliverables • Complete 3D CAD of upper, sole, and integrated chamber • Detail for the liquid fill/closure system • Manufacturing notes highlighting injection-moulding feasibility • Photorealistic renders from multiple angles (transparent material + coloured liquid) • Exported STEP/IGES/STL files suitable for prototyping Acceptance criteria The model must: 1. Maintain uniform transparency once moulded. 2. Provide clear airflow paths or perforation concepts that do not compromise watertight integrity, achieving the targeted breathability. 3. Show draft and undercut analysis proving the parts can be released from a two-part mould or with minimal sliders. If you’re passionate about merging footwear design with inventive materials and can deliver production-ready detail, I’d love to see examples of similar TPU or injection-moulded projects you’ve taken from concept to tooling.
Project ID: 40628175
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Active 5 days ago
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9 freelancers are bidding on average ₹12,278 INR for this job

As an experienced CAD designer and engineer, I can confidently say that your project is an exciting challenge that is perfectly aligned with both my skills and passion. Having worked on a multitude of engineering and architectural projects using various software including SolidWorks, Rhino and Fusion 360. I have developed a keen eye for detail while seamlessly adapting to different design environments. Furthermore, being able to deliver production-ready designs and overseeing a project until it's fully functional is a standout skillset for this task. With my experience in 3D modelling and manufacturing design, I am well-versed in understanding material compatibility, structural constraints and navigable drafts. This translates into my capacity to ensure that your TPU smart shoe with its intricate hollow chamber for colored liquid will not only maintain uniform transparency but also retain needed breathability without compromising functionality. In addition, my proficiency in creating photorealistic renders of complex designs comes hand in hand with the essence of your project: showcasing the transformative essence of the colored liquid within the transparent material. It would be my sincere pleasure to not only meet your project requirements down to every manufacturing note but also exceed your expectations through high-quality renders and focus on every aspect from vent placement to gating considerations for practicality and mould feasibility.
₹18,000 INR in 3 days
7.8
7.8

Hi, I see you are looking for a footwear CAD specialist to turn your transparent TPU smart shoe concept into a manufacturing-ready design. We have 8+ years of experience in 3D product design and production-ready CAD modeling. To improve both function and manufacturability, I would suggest integrating modular liquid channels with strategically placed ventilation zones to maximize breathability without compromising the design. We are available to start right away and can deliver before your timeline. Let's discuss the details. Portfolio: https://www.freelancer.com/u/mahadhasan012 Thanks, PIXORA STUDIO
₹12,500 INR in 1 day
5.0
5.0

Hi there ! With utmost enthusiasm and commitment, I offer my expertise to create the fully-transparent TPU "smart" shoe you envision. My proficiencies in 3D CAD, most notably SolidWorks, Rhino, and Fusion 360, will enable me to not only translate your functional idea into a manufacturing-ready design but also generate detailed renderings that display the transparent TPU with colored liquid inside, boosting your pitching capacity. Drawing on my extensive background in mechanical and product design, especially focusing on manufacturing (inclusive of injection molding), I’ll ensure the shoe design provides clear airflow paths or perforations for breathability without compromising watertight integrity. Additionally, my lean design approach aligned with design for assembly principles means I am fully invested in the efficiency of prototypes and can ensure the necessary elements such as draft angles, vents placements, gating considerations are implemented for large-scale tooling feasibility. My delivered files will include not just editable formats for modifications but also neutral formats (STEP/IGES/STL) to ensure seamless prototyping. With me, you gain an exceptional blend of broad skills and focused experiences crucial for turning imaginative concepts like yours into real-life marvels like this innovative shoe. Thanks & regards Gaurav Sharma....
₹10,000 INR in 2 days
3.8
3.8

I would love the opportunity to work on your transparent TPU smart shoe project. I have experience in 3D CAD modeling, product design, and manufacturing-focused development using SolidWorks, Fusion 360, and Rhino, with a strong understanding of injection-molded plastic design. I can develop a production-ready CAD model featuring the transparent TPU upper and sole, integrated liquid chamber, fill/seal mechanism, reinforcement ribs, and optimized wall thickness, draft angles, and tooling considerations. I will also prepare manufacturing notes, draft/undercut analysis, and photorealistic renders showcasing the transparent TPU filled with colored liquid for presentations. Deliverables will include editable CAD files, STEP, IGES, STL exports, and high-quality renders suitable for prototyping and tooling discussions. Throughout the project, I will maintain clear communication, meet deadlines, and ensure the design balances aesthetics, comfort, manufacturability, and functionality. Give me one opportunity to handle your project. I assure you that I will complete it with full dedication, accuracy, and professionalism while delivering high-quality results on time.
₹12,500 INR in 4 days
3.7
3.7

Hello, I am interested in designing your transparent TPU smart shoe CAD concept and transforming your idea into a manufacturing-ready 3D model. I have experience with product design, 3D CAD modeling, and creating detailed concepts suitable for prototyping and production. I can develop the complete shoe structure, including transparent TPU upper and sole, internal liquid chamber design, filling/sealing mechanism, reinforcement areas, and manufacturing considerations such as wall thickness, draft angles, and mould feasibility. I can provide editable CAD files along with STEP, IGES, and STL exports, plus realistic renders showing the transparent material and liquid color-changing effect. I will focus on maintaining flexibility, waterproofing, comfort, and practical injection-molding requirements. I would love to discuss your concept and help bring this innovative footwear design to life.
₹12,500 INR in 5 days
0.0
0.0

Hello, I can transform your transparent TPU smart shoe concept into a production-ready CAD design. I will create detailed 3D models of the upper, sole, liquid chamber, and filling system while considering injection molding, flexibility, breathability, and waterproof requirements. I can provide editable CAD files, STEP/IGES/STL exports, manufacturing notes, and realistic renders showing the transparent TPU design with colored liquid effects. I look forward to bringing your innovative footwear concept to life.
₹12,500 INR in 5 days
0.0
0.0

We recently helped a business achieve a similar goal, and the results exceeded their expectations. I'd love to help you do the same. I'll build a solution that's reliable, professional, and designed to help your business grow. Your project stood out because you're focused on creating a clean, professional, user-friendly solution, and that's exactly the kind of work I enjoy. With over 75+ 5-star reviews on similar projects, I rank in the top 1% among 75 million users! I will provide a complete 3D CAD model of the upper, sole, and integrated chamber, ensuring uniform transparency and optimized breathability. High-quality renders showcasing the transparent TPU with colored liquid will elevate your pitch. I'd be happy to share a few ideas for your project and answer any questions you have. Regards, VutomiM1
₹10,000 INR in 7 days
0.0
0.0

With my dedication towards mechanical engineering and extensive experience in CAD/CAM with specific expertise in Solidworks, I am confident that I am the right person for your project. Providing mechanical engineering solutions, machine design, and 3D modeling are among the tasks I have regularly accomplished. Evidently, your project demands the innovative amalgamation between smart footwear design, injection molding and inventive materials – exactly the kind of challenge that excites and drives me. Having worked on a wide range of projects like ATV & HPVC Designing, Agri-machine Prototyping, Structural designing (including elevated structures) not to forget, fluid flow simulation of "water-cooled heat sink", thermal simulation of shipping containers et cetera. I have developed an insight on variously complex projects. The complexity of these projects has evolved my analytical skills for example creating Efficient Airflow paths or perforation concepts without compromising watertight integrity for better breathability Moreover, my ability to meet strict manufacturing feasibility requirements by tactful tooling and drafting combined with their minimal sliders convinced me in assurance of realizing your project’s acceptance criteria. Garrisoning solidity while keeping breathability intact is crucial as well as the draft undercut analysis; ensuring all parts could be released from a two-part mold convincingly aligns with my expertise.
₹10,000 INR in 5 days
0.0
0.0

Chennai, India
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