<form action="{% url 'shop_page' %}">
                    {% for i in material_list %}
                        <div class="form-check">
                            <input class="form-check-input" type="checkbox" value="{{ i.id }}" id="{{ i.id }}">
                            <label class="form-check-label">{{ i.name }}</label>
                        </div>
                    {% endfor %}
                    <input class="btn btn-dark" type="submit" value="Submit"/>
                    </from>